There is no putting it lightly—Tsunayoshi Sawada is just no good. He is clumsy, talentless, and desperately in love with the school idol Kyouko Sasagawa, a girl so completely out of his league. Dubbed "Loser Tsuna" by his classmates, he seems to be the very personification of failure in the guise of a middle-schooler. Tsuna's boring life takes an extraordinary twist when he encounters the mysterious Reborn, who happens to be a hitman... and shockingly, a baby! Sent from the strongest Mafia family in Italy, Reborn is assigned the daunting mission of preparing the dull middle schooler to succeed the ninth boss of the notorious Vongola family, who is on the brink of retirement. The dull boy has a grueling road ahead, but with the help of his new criminal affiliates and his peculiar home tutor, perhaps even Loser Tsuna can achieve greatness.

A strange infant, Reborn, claiming to be a hitman for the Mafia approaches Tsunayoshi "Tsuna" Sawada. To Tsuna's dismay, he has just been chosen to become the next Vongola boss. Later as a result of Tsuna actions, due to the Dying will bullet, he has been challenged to a duel, in Ken-do, against Mochida-senpai. The reason stated is that this is revenge for making Kyoko cry and all Tsuna has to do is get one point to win.

What? I'm a Tenth Generation Mafia Boss?!

Since Reborn's arrival, Tsuna begins to meet new and strange people. One of those people is Hayato Gokudera, a Mafia member who wants to kill Tsuna in order to become the Vongola boss. Meanwhile, Tsuna is forced to help the volleyball team, including his friend Takeshi Yamamoto, due to his show of strength in the previous episode. After the match he is challenged to a fight by Hayato for the place of the 10th. When Reborn comes he explains that if Tsuna were to be killed by Hayato, Hayato would be in the new 10th in training. Later we learn that the loser becomes the subordinate of the winner. At the end Tsuna gain two new family members for the family, Yamamoto and Hayato, with Yamamoto thinking it's a child's pretend game.

The End of School!?

Bianchi is an assassin who believes that love conquers all. So, in order for her love to reach Reborn, she attempts to kill Tsuna to free Reborn's schedule. Meanwhile, a young assassin named Lambo comes after Reborn, claiming to be his rival.

Shocking! Cooking with Love and Horror!

A strange girl, Haru Miura, is seen stalking Tsuna. In fact, Haru is actually trying to follow Reborn. In order to "free" Reborn, she tries to drive away Tsuna by force.

Hahii! Destroy Girl's Hearts!

Just when Tsuna is adjusting to his new life, his school's leader of the Namimori Middle Discipline Committee , Kyoya Hibari, is now targeting Tsuna. Fortunately for Tsuna, Hibari is more interested in fighting Reborn.

The Director of the Discipline Committee's Avoidance of Boredom

A strange Chinese infant, I-pin, comes to Japan in order to kill Tsuna.

Ni-Hao Gyoza Fist!

Tsuna finally meets Kyoko Sasagawa's older brother, Ryohei Sasagawa, but things don't seem to go the way he wanted when Ryohei nags Tsuna to join the boxing club.

The Limit! Passionate Brother!

Reborn's former student comes to Japan to visit Tsuna; Dino teaches Tsuna what it means to be a Mafia leader.

The Senior Boss Thinks of his Family

Due to his overuse of the Dying Will Bullet, Tsuna is stricken with an embarrassing disease called Skull's disease, a fatal disease that speaks your embarrassing moments even after you have died. Unfortunately for Tsuna the disease will kill him in 2 hours if he is not cured. The only person he can ask help from is Doctor Shamal who only cures women. Bianchi lures Shamal around town to get him away from Tsuna so he would die and she and Reborn would return to Italy. While searching and meeting up with Gokudera, Lambo, and Ipin, they catch him. I-Pin becomes embarrassed due to Tsuna's skull disease and explodes, separating everyone. With five minutes remaining, Shamal runs into Kyoko and tries to flirt with that. Tsuna drives himself into Dying Will Mode without the bullet but is stopped before he could attack by hearing embarrassing secrets from his skull. With two minutes remaining, Shamal cures Tsuna who feels sorry for him after hearing that he only spent three minutes with someone he liked in his life.

Short Life Skull Disease

Lambo is given a simple task of giving Tsuna his lunch by Tsuna's mother, but when he bumps into I-pin, who was carrying a box of nitroglycerin, a mix up causes things turn for the worse. I-pin realizing the mix up comes to school and holds two exact boxes. Lambo makes fun of her for mixing up the boxes causing her to become embarrassed. She becomes a bomb but is thrown away by Tsuna in Dying Will Mode. One of the boxes drop and Tsuna catches it, and finds it to be his lunch. Later, Bianchi suggests that someone be Lambo's babysitter. Reborn holds a contest and whoever makes Lambo smile will become Tsuna's Right-hand man in the Vongola Mafia. Gokudera, Yamamoto, Ryohei and Haru fails and Tsuna is declared the only suitable babysitter. Tsuna comes home and sees Shamal there holding the box of nitroglycerin and shaking it dangerously side to side mentioning how he found Tsuna's "lunch" hanging on a tree.

Gahaha! The Exploding Lunch Box!

One day Haru and Kyoko are on their "cake day", a day where they treat themselves while on a diet. They come over to Tsuna's and share cake with I-pin. I-pin shares her Gyoza buns with them. When Haru and Kyoko eat a Gyoza bun that proves fatal to normal people, Tsuna must find I-pin's master who is in town for the day selling buns.

The Gyoza Dumpling of Love and Death

Reborn strengthens the abilities of Gokudera and Yamamoto through specially made "training programs", which appears to be more than an exercise course. When he discovers that Reborn and Tsuna seem to be paying more attention to Yamamoto, however, Gokudera feels left out.

Teacher`s Special Training! Strengthening Program

It's New Years and Tsuna and his 'family' has to battle the Chiavorone Family in a traditional Vongola event. Although the losing family has to pay a price of 100,000,000 Yen.

New Year! Great Match of 100,000,000 Yen

Tsuna goes to the zoo with Kyoko, and is glad to finally able to be alone with her. Tsuna's ideal "date" does not go as planned, however, as he runs into his friends in the zoo, who are causing all sorts of trouble.

First Date!? Zoo of Hell

All of Tsuna's friends show up at school during winter to help him baby-sit I-pin and Lambo. Although, in a turn of events, everyone besides Tsuna seems to just want to have a snowball fight, so Reborn turns it into another one of his staged competitions.

Clash! Survival Snowball Fight

When Reborn drops Tsuna and his friends off on an isolated mountain, he and others become lost in the wilderness of the mountain.

Escape from the Mountain of Death!

Tsuna is recovering from his wounds from the previous episode and discovers that recovering in peace and quiet isn't possible with not only his friends visiting, but the fact that Hibari is in the same hospital.

Hospitalized, Don't Make any Sound

It's Valentine's Day Kyoko and Haru are at Tsuna's house to make some chocolate, only to his horror to find that they are being helped by Bianchi. Tsuna and his friends have to find a way to get Bianchi away from them before she ends up poisoning the chocolate.

The Love Chocolate has Poison

A small kid named Futa bumps into Tsuna. What Tsuna is not aware of is that Futa is a Mafia informant, whose "rankings" are 100% accurate, and this makes him a widely sought-after target, forcing Tsuna and the others to protect him.

Infallible? The Ranking of anything!

One by one, students at Namimori High are being targeted by an unknown gang. Tsuna goes to school and finds Hibari going to deal with the threat. Before so, he attacks Shamal sensing his bad intent and is bitten by a mosquito. Later Tsuna finds Ryohei has been attacked. Hibari deals with the leader of the unknown gang, Mukuro Rokudo, and he is defeated due to Shamal's poison from the previous mosquito bite. Gokudera is attacked by a member of the gang named Chikusa Kakimoto.

Sudden Attack

Gokudera defeats Chikusa but Tsuna comes and he learns that Tsuna is the Vongola Tenth. Later Yamamoto runs into and defeats one of the members Ken Joshima.

Wounded Friends

After a quick battle between Bianchi and M.M., Haru and Kyoko have been targeted by the serial killer twins Jiji and Didi under Birds' order. Threatening to kill off the girls, Birds plays with Tsuna and his friends, commanding them to beat Tsuna up.

Foresawn Evil Influence

With Tsuna running after Futa, the others are left to deal with the one claiming to be Mukuro himself. He proves to be too much for them in the state they are in, so all hope lies with Tsuna coming back in time. However, even if he does, there is only one Dying Will Bullet left.

The Last Dying Will Bullet

Gokudera runs into Chikusa and Ken and faces them but is defeated. He figures out Hibari is behind a wall and blasts it free, letting Hibari easily defeat the two. Tsuna tries to snap Fuuta out of Mukuro's control and does so causing Fuuta to collapse. Hibari arrives and defeats Mukuro but appears he possessed Bianchi.

The Counterattack

Tsuna becomes cornered unwilling to hurt his friends until Leon bursts and reveals some Mittens and a new bullet, the Rebuke bullet. Reborn shoots Tsuna with the new bullet, allowing him to hear others' thoughts and awakens.

I Want to Win! The Awakening Time

With the new Rebuke Bullet, Tsuna has reaches the Hyper Dying-Will mode, allowing him to fight calmly. With the Dying Will Mode, the mittens change into gloves enchanted with the Dying Will Flame. Tsuna manages to defeat Mukuro. Mukuro and his gang are taken by the Vendicare, protectors of mafia law.

The End and From Now on...

After the defeat of Mukuro, life goes on normally and Tsuna and his friends all move up a grade at school. However, none of them are in the same class, so Reborn offers them a challenge to catch him, with the prize being a change of the roster. Later, they celebrate at a sushi restaurant owned by Yamamoto's father only to find they do not have enough money to pay for their food and have to work off their debt.

Eat Sushi to Celebrate Promotion

A burglar comes into Tsuna's room at night, with Tsuna fainting from fear, only to wake up in the morning to find him dead. Everyone must find a way to hide the body or else go to prison.

It's a Lie! We killed?

Kyoko's friend Hana is infatuated with Future Lambo and blackmails Tsuna into letting her meet him by threatening to tell Kyoko that Haru is his girlfriend. When Lambo uses the Ten-Year Bazooka, however, something malfunctions and creates a teen Lambo with young Lambo's mind, and to make matters worse, this Lambo escapes from the house.And causes havoc all around the city,Like stealing a taxi and driving it dangerously.

Broccoli's Sweetheart?

Reborn invites Tsuna and his mom to a vacation resort, but they first have to ride on a cruise ship to get there. Once on the ship, Tsuna spots some of his friends, who all boarded without tickets, and he now has to keep them from being caught, but first, he has to catch them.

Hide and Seek on a Cruise Ship

At Mafia Island, Tsuna fails to prove his identity as the Vongola Family's 10th boss, and is transported to the back of the island where he is given a new chance to prove himself. There, he meets another Arcobaleno, Colonello. Colonello and Reborn put Tsuna through tough training. Meanwhile, another Arcobaleno invades the island with an army.

Welcoming at Mafia Land

Tsuna has to swim 15m in school, but being unable to swim, he is trained by Yamamoto, Gokudera and Haru in the public pool. Everyone has his own method, and they decide to compete to see who can get Tsuna to swim the furthest. Reborn interferes this time with a Vongola dolphin that has a dangerous complexion.

A Shark in the Public Pool

To pay off the damage caused in the previous episode, Tsuna works as a lifeguard with Ryohei, only for them and the other boys to be challenged to a swimming race by older lifeguards. Later, Tsuna and his friends run a stand during a summer festival to continue to pay off their debt, only to have run ins with Hibari, and a group of thieves.

Summer Vacation Ruined by Loans?

On a day out having fun, Tsuna and his friends come across a boy using the Dying Will Flame and is being attacked by a swordsman, but when they try to help, they prove to be no match for him.

The Varia Comes!

Dino manages to fend off the swordsman, Squalo, and explains the situation: a subgroup of the Vongola Family called The Varia is after the Vongola Rings which are held by the leading members of the family, which he then proceeds to give to Tsuna and six other people. They have ten days to train in order to become strong enough to fight off The Varia. Meanwhile, Tsuna's father returns.

The 7 Vongola Rings

Tsuna and the other six members chosen to hold one of the 7 half rings, all start to train, in preparation to face The Varia. Some even get themselves their own home tutors. Meanwhile Tsuna is told that besides him the First Vongola also used gloves, and he will soon find out who the two others with the ring are.

Katekyo, Start

All of them are going through training by their respective tutors. Tsuna is being trained by Reborn, Yamamoto by his father, Gokudera by Dr. Shamal, Ryohei by Colonello and Hibari by Dino.

Master and Disciple Combi, Set

Under Reborn's instruction, Tsuna embarks on a search to find the missing Lambo. At the same time, Haru is testing Tsuna to find out whether he is still the kind and compassionate Tsuna who had saved her in the river.

The Disapperance of the Stubborn Fawn

A Vongola weapon alteration expert shows up to improve everyone's weapon. Meanwhile, two men appear, aiming to assassinate Tsuna.

The Unseen Enemy's Motive

All of the selected one are forced to battle against each other who have the same type of rings.

Fight for the Ring Begins!

Lussuria and Ryohei fight in a heavily lighted boxing arena. Ryohei is being beaten severely by Lussuria but then Ryohei remembers his sister and the reason he became a boxer. He then gets back up ready to fight.

Feelings of the Protector

Ryohei continues his fight with Lussuria. When the battle seems to favour Lussuria, Kyoko & Hana appear and give Ryohei the support he needs to release his Extreme Sun Maximum Canon. Later, Tsuna wonders if Lambo can really fight in the next round. Tsuna then talks with Lambo from 10 years later who tells him not to let 5 year old Lambo use the 10 year Bazooka, for Adult Lambo may be from a future parallel world.

The Power to Rebound Adversity

Lambo's fight versus Levi A. Than of Varia. As a 5‑year-old and a 15‑year-old, he stands no chance to the "Levi Volta" attack of Levi. However, when the 15‑year-old Lambo used the 10-year bazooka, Lambo from 20 years later appears. The 25-year-old defeats Leviathan with relative ease using his "Elettrico reverse" and "Elettrico Cornata" techniques, but the 5-minute limit of the 10 Year Bazooka ended, and Lambo reverted to his 5-year-old form. Just as Leviathan is about to severely injure Lambo, Tsuna stops the match in Hyper Dying Will Mode, surprising everyone.

Thunder Strike of 20 Years Later

Tsuna's ring is taken from him for having interfered in Lambo's fight. Tsuna's father leaves for Italy, after Xanxus hints at having done something to the 9th boss of Vongola. While Tsuna continues his training, Gokudera is trying to perfect his ultimate technique.

The Stolen Sky Ring

Gokudera fights a losing battle to Belphegor. Belphegor's attacks were somehow going right to him without much effort on Bel's part. However, Gokudera figures out the secret to his trick, and unveils his new technique: Rocket Bombs. However, once Gokudera finally strikes Belphegor, he starts to act strangely.

Storm Brewed by Angry Waves

After Belphegor reveals his true nature, Gokudera lures Belphegor into the library for a final stand. After a brief struggle between the two, Gokudera won, but as the time limit for the match expired, it became a struggle match for the two. Not wanting to lose his friend, Tsuna persuaded Gokudera to abandon the ring. Gokudera's match concludes.

Reason to Fight

The battle for the Ring of Rain between Yamamoto and Squalo is announced. Hibari causes a commotion at the school as the battles have caused major damage to the grounds. Dino reveals that Squalo once defeated the Swords Emperor of the old Varia and that Yamamoto's Shigure Souen Style is useless against him. Yamamoto receives a shinai from his father that transforms into a katana only when using the Shigure Souen Style.

The Strongest Invincible School

The battle for the Ring of Rain commences. Yamamoto shows off his new Shigure Souen Style and it looks like victory is assured. But slowly Squalo gains the upper hand as none of Yamamoto's attacks are hitting. He then reveals that he can read through all of Yamamoto's moves.

Namegata's Game

Having crushed the Shigure Souen Style before, Squalo becomes confident once more. Yamamoto manages to hurt him with the 8th Form: Pelting Rain, after Squalo revealed he had encountered a different 8th Form. Yamamoto reveals his newly created 9th Form as Squalo bares his fangs. The Shark and Rain collide on this exciting conclusion.

Requiem of the Rain

On Tsuna's side of the world, he is curious to know who is the Guardian of the Mist only to faint at the sight of Chikusa and Ken. At the Vongola Compound in Italy, an attempted recon mission is enacted by Iemitsu to find out what happened to Vongola the 9th. When Tsuna regains consciousness, he and his 'family' find out who is really the Guardian of the Mist.

Guardian of the Mist is Coming?!

Having found out that Chrome Dokuro is the Vongola's representative of Guardian of the Mist, Tsuna acknowledges her as a part of the family and allows her to take part in the duel. After many exerted attempts to attack 'Mammon' (now known as Viper of the indigo pacifier), Chrome eventually loses to the illusions. However, the battle does not end and an unexpected person comes in to assist in the battle.

Illusion VS Illusion

The unexpected person, turned from Chrome, turns out to be Mukuro Rokudo. A series of chaotic illusions battle starts. During the fight, Tsuna experiences flashbacks of Mukuro on how he sacrificed himself for Ken and Chikusa to escape. Mukuro ends up being the winner, almost killing Mammon, who escaped from the battle field with his reserved power. Mukuro fainted after the battle, turning himself back to Chrome.

The Truth of the Mist

Everyone in Tsuna's family is worried about the outcome of the Cloud battle. If it's Hibari that's fighting, then they should have a one-hit K.O. no-worry win. However, when it seems that the daunting Gola Mosca is more than he appears to be, even Tsuna, who's still training to complete his Zero-Point, gets very worried.

A Touch of Uneasiness

After the Cloud ring conflict, Xanxus tries retrieve Gola Mosca. After Hibari halts his attempt at retrieval, Mosca goes on a rampage, shooting wildly at everyone friend and foe. Back at the 9th's house it is revealed that the 9th living there is in fact a fake. Tsuna comes to the rescue of his friends and holds off Mosca at which time Mosca attacks Tsuna only.

The Guardian of Cloud's Rampage

Tsuna opens Gola Mosca to find the body of the 9th who was its power supply. Xanxus is revealed to have been behind a coup attempt. It is revealed that Tsuna has met the 9th before and that he was the true choice for the position of the 10th Vongola Boss. After which the Sky Match is announced for the next night. Xanxus gives the sky ring to Tsuna before he leaves. The 9th is taken for medical attention and everyone returns home. Tsuna returns to school the next day where he receives an amulet from Kyoko.

Resolution

As Lambo wakes up from his coma, Gokudera recounts what has happened during the Varia arc.

Gokudera's Story

Everyone arrives at Nami Middle to find Tsuna and Xanxus about to fight. The Cervello put watches on the guardians that poison them and the only antidote is to put the guardian ring in the watch itself. Just before the fight begins Xanxus makes a decisive first strike.

The Battle of the Sky, Begins!

The Battle of the Sky gets started and the strengths of Xanxus and Tsuna are exposed. Not to mention a couple of the guardians seem to be coming around.

Flame of Wrath

All the Guardians have been injected with a poison and rendered unmovable. Hibari, however, manages to help himself and on the way saves Gokudera. On Xanxus's side, Bel and Levi have also been freed. Gokudera rushes to save a helpless Lambo from Levi. Meanwhile, the Sky battle has begun to heat up.

Relieving Everyone

Tsuna prepares to use the fruit of his hard training: the Zero Point Breakthrough. Xanxus, however, recognizes this attack and proceeds in a hectic beat down. Reborn reveals that maybe using it to attack won't beat Xanxus anyway.

Dying Will Zero Point Breakthrough

Xanxus is firing relentlessly leaving no time for Tsuna to execute his attack. But Tsuna is getting stronger with each hit he takes due to the Zero Point Breakthrough Revised. Meanwhile, Hibari has saved Yamamoto and Gokudera freed Ryohei. Tsuna's family are all saved. Dino arrives at the battle with an unexpected guest and Chrome is being held hostage by Marmon and Bel.

Zero Point Breakthrough: Revised

Dino's unsuspected guest is revealed to be Squalo, who Dino saved instead of Yamamoto and brings to see the sky match. Yamamoto along with Gokudera propose a trade between Mammon and Bel, which turns out to be a well played trick but is countered by Mammon's illusions which binds both Yamamoto and Gokudera, Gokudera of which drops the remaining rings. Tsuna and Xanxus have a struggle where Xanxus powers up, which seems to turn the tide of the battle. Tsuna and Xanxus then charge at each other which results in a huge explosion. After the smoke clears, Tsuna's Zero Point Breakthrough froze Xanxus's hand; revealing he has mastered the First's technique.

Strategy

As the fight continues, Xanxus tries to break the ice and release his flames. However, Tsuna prevents him and begins to freeze Xanxus' entire body. As Xanxus becomes frozen, he reveals that this scenario is similar to when the 9th Vongola froze him. Squalo finally reveals the whole story of what happened 8 years ago during the "Crib Incident" and how the Varia attacked Vongola headquarters but failed due to the freezing of Xanxus. Meanwhile, Ryohei is shown freeing Gokudera, Yamamoto and Chrome from Mammon and Bel's trap. However, Mammon was able to get all the guardian rings and is seen at the end hovering over the frozen Xanxus saying that all the rings will reawaken Xanxus.

Freezing Flame

After the fight, Xanxus is released with the power of the 7 rings which he was originally released by from the 9th. There is a short flashback of his life, and a secret is revealed: Xanxus is not actually the 9th's blood son, and so, the rings rejected him. At the end of this, an elite group of Varia arrives.

The Rage's Truth

Due to the timely arrival of Lancia,the elite group of Varia are defeated and Tsuna is pronounced the winner of the sky ring. They celebrate with a party at Yamamato's house.

Conclusion!

The battle for the rings has ended and Tsuna is enjoying the peace. Reborn suggests that they have an out-of-season "test of courage." Tsuna doesn't like the idea at first, but he learns that Kyoko is participating and becomes eager to pair up with her. But when he gets to the graveyard, all the participants, besides him and Lambo, are doing the scaring. Tsuna is disappointed, but doesn't want to look like a coward in front of Kyoko. He decides to go into the creepy graveyard with Lambo. The two get separated, and when they meet again, Lambo has switched places with Adult Lambo. But for some reason, there's something a little different about Adult Lambo.

The Shivering Ghost

It's Open House! Tsuna is poor at studying, and for him it’s just a day of terrible experiences. He’s hit with a question he doesn't know the answer to and opens his mouth to give a random answer, but his tutor, Reborn, won't allow that to happen. Reborn is watching from behind the parents to see that Tsuna gets the answer right. But then Lambo and the others come barging in! In the end, the teacher has to leave to carry off Gokudera after he passes from seeing Bianchi. The classroom is unsettled. At that moment, a certain man stands at the front of the class!

Vongola style Parent's Day

One day, Tsuna receives an invitation to a wedding ceremony. The names of the bride and the groom are Bianchi and Reborn! It seems that Nana found her wedding pictures the other day, which made Bianchi crazy about getting married. At first, Tsuna is sure that Reborn would never consent, but when he sees Bianchi in a wedding dress at the church he realizes the ceremony is real. Tsuna goes to the groom's room to congratulate Reborn, but he learns the surprising truth from Dino!

Happy? Wedding

Nana's wallet has been stolen. Angered about dinner, Reborn and the other freeloaders step up to catch the thief. Naturally, Tsuna is dragged along. The Sawada family walks through the shopping district with guards around Nana. The group grabs the attention of three men, the Crime Brothers, who are causing a stir in town. The youngest brother was the one who stole Nana's wallet the day before!

Unthinkable Crime of Three Siblings

Lambo is beat up by Reborn as usual and is tossed into a neighboring house. The boy living there, Shoichi Irie, goes to the Sawada household to return a box that contains a gifts of thanks from the Bovino Family, the family that Lambo belongs to. But unusual things begin to happen! A beautiful woman sunbathing out of season, a talking baby, an exploding child, and a suspicious black luxury car… Shoichi Irie is confused by the strange happenings and has no chance to return the box.

Shoichi Irie's Calamity

A dojo buster has appeared in Namimori. Kyoko and Haru see him in action and are angered at how merciless he is, even against children. They are frustrated that they aren't able to do anything. Reborn tells them that Tsuna will defeat the dojo buster for them. Naturally, Tsuna doesn't want to. But when he sees Kyoko's sad expression, he is unable to refuse and begins training. The name of the technique that Reborn is trying to teach Tsuna is called the "Absolute Evil Fist." But for some reason, Reborn won't tell him what kind of fighting style it is.

Spirit Battle! Absolute Evil Fist

Nezu is a terrible teacher who makes fun of students who get bad grades. On the day he has to return his students’ science tests, he shows the entire class Tsuna's answer sheet, which has received poor marks. Gokudera is angered at Nezu for making fun of Tsuna and confronts him, but Tsuna and Yamamoto stop him from causing any physical harm. Nezu falls over and is angered; he blames Tsuna and his friends for his injuries. He says that they should be expelled. Thanks to Kyoko's pleading, Nezu will forgive them if they retake the science test and get good scores, but…

Expulsion Crisis

Everyone suddenly receives an invitation from Reborn to attend a Vongola-style Maman Appreciation Day party. Reborn is holding this event to entertain Nana, who is always taking care of everyone. But with a name that includes “Vongola-style,” it can't be normal. At the party, Nana selects a winner by giving points to people who reveal their secret talents. The chances that the winner's wish will be granted is, amazingly, 100 percent! Everyone wants their wish granted, and the Sawada family living room becomes a place for serious battle with greed swirling all around.

Mom's Day of Thanks

Reborn is hit by Lambo's ten year bazooka and sent to the future. The strange thing is nobody came in his place. Thus Tsunayoshi Sawada tries to make Adult Lambo appear by taking Lambo's bazooka and firing it at him in order to explain what had happened, but results Tsuna to be accidentally shot in the process. He then appears in the world ten years in the future. Hayato Gokudera also appears and soon realize they are not being sent back after the usual time limit. They are then attacked by Lal Mirch who is later revealed to be an ally.

World Of Ten Years Later

Tsuna and Gokudera venture with Lal Mirch in the woods. They come across a dangerous machine called a Mosca Robot. The future Takeshi Yamamoto defeats the robot and leads them into the hideout where they find out the truth and the secrets. There, Tsuna meets Reborn.

Hideout

Tsuna, Gokudera and Future Yamamoto goes out of the hideout and to the outside. They try to find Kyoya Hibari but run into the Lambo of the future and I-pin protecting Haru Miura and Kyoko from two Millefiore Family members from Blackspell. Just as Future Takeshi Yamamoto is about to defeat them, a cloud of purple smoke appears and the past forms of Takeshi Yamamoto, Lambo, I-pin, Haru, and Kyoko appear.

Search for the Guardian

Yamamoto is knocked unconscious by the Millefiore members while trying to protect everyone. Gokudera uses his ring and opens his box weapon to reveal a cannon. He defeats one of the Millefiore Blackspell members. While protecting Kyoko, Tsuna manages to defeat the second Millefiore member by using his Zero Point Break Through technique but is greatly injured protecting her.

The Resolution's Flame

While recovering from their injuries, Tsuna learns the only way to return to the past is to gather the guardians, defeat Byakuran and eliminate the man with the glasses, Shoichi Irie. Lal Mirch teaches Tsuna, Yamamoto, and Gokudera about the rings and boxes; The rings are revealed to emit a flame depending on the element of the user and boxes contain weapons or animals enchanted by those flames. Lal Mirch asks Tsuna to open a box of an unknown element as the sky flame is able to open boxes of all elements.

The Clue to the Past

Tsuna manages to open the box given to him by Lal Mirch to reveal an Arcobaleno Pacifier, but made of stone. When the base receives a SOS signal, it is found to be from Hibird. Kyoko is also revealed to have run away from the base in search of her brother in the future.

First Trial

Tsuna and Lal Mirch search for Kyoko while Gokudera and Yamamoto search for Hibird. As they are searching, Gokudera and Yamamoto encounter Gamma, one of the Six Funeral Wreaths of the Millefiore Family. Gokudera decides to fight Gamma alone without Yamamoto's assistance.

Dissonance

Tsuna and Lal Mirch manage to find Kyoko at the house of the future Hana Kurokawa. During the fight with Gamma, Gokudera is almost killed but saved by Yamamoto. Settling their differences, they decide to work together to defeat Gamma. Yamamoto is knocked unconscious during the battle.

Combination

As Gamma is about to deliver the finishing blow to Gokudera, the future Hibari arrives to save him. Hibari manages to defeat Gamma with his hedgehog box animal and tonfas, both which are enchanted with the cloud flames.

The Strongest Guardian

When the battle is over, Hibari shows Tsuna and the others the entrance to his base which is also connected to the Vongola base. Once everyone returns to the Vongola secret base, Bianchi and Fuuta arrive to give new information on the Millefiore Family. They reveal the location of the Millefiore base on Japan which is under the Nanimori Station underground Shopping Mall. They decide they must train before beginning their attack on the Millefiore.

Information Divulged

When I-Pin becomes sick, Kyoko and Haru decide that Haru should bring her to a doctor. Haru manages to sneak away from the Millefiore and visit a doctor. Haru is later noticed by one of the Millefiore members. Bianchi arrives to try and assist Haru but they both become cornered by the Millefiore member and his box weapon of bees. Tsuna later arrives and defeats the Millefiore member by using the Zero Point Breakthrough.

Be Too Distant Way Home

Lambo sneaks out of the base when Fuuta goes out to fix a loose cable. Lambo is captured by a Millefiore member who demands the location of the Vongola base. Lambo uses him to his advantage in order to get some candy. After learning of the kidnapping, Tsuna and Fuuta follow a trail of Lambo's candy and find the Millifiore member with Lambo. As Tsuna gains the upper hand in combat, the Millifiore decides to threaten Tsuna with Lambo's life. Afterwards, Hibari, annoyed by the disturbance in Nanimori, easily defeats the Millefiore member.

Where's the Hideout?

Tsuna's training with Hibari begins. During their battle, Tsuna is trapped enclosed by Hibari's hedgehog box weapon. Hibari reveals Tsuna will die from lack of oxygen if he does not escape. Tsuna, reaching his limit, prepares one final attempt to burn through the hedgehog. He burns a small portion and realizes that small portion is where the Vongola ring was. He realizes his X-Gloves flames must be equal to the Vongola ring's flames to break through. Tsuna collapses from the lack of oxygen. Just then, Tsuna's Vongola ring emits images to Tsuna's head and reveals the past crimes of the Vongola.

The Most Fearful Tutor

Succession

Hibari decides to let Tsuna live, wanting to fight Tsuna when he is finished training. The history of boxes is explained thoroughly by Hibari. Whilst explaining, Bianchi is also explaining everything she knows to Gokudera. It is said that the boxes were made because of coincidence and sold at extremely low prices. There are more than three hundred designs. Meanwhile, Byakuran reveals the 7³ plan; the 7 Mare Family Rings, the 7 Arcobaleno's Pacifiers and the 7 Vongola Family Rings that will give them the ultimate power. Squad 8 is sent to investigate deaths in Japan.

Trinisette

In this episode, Tsuna and Yamamoto learn about Gokudera's past. It is revealed that Hayato is an illegitimate child, born of Bianchi's father, the head of their mafia family, and a famous pianist. It is revealed that she died in a car crash when Hayato is still young. Hayato doesn't find out that she was his mother until years after the crash, but when he finds out, he runs away from home. After learning Hayato's history Glo encounters the past Chrome.

Piano of Sorrow

Glo Xinia immediately attacks Chrome, who is in a state of panic and confusion due to suddenly being transported 10 years into the future. Just as the battle seems to be over, in Glo's favor, it is suddenly revealed that the Owl weapon that Glo has been using is actually possessed by Rokudo Mukuro.

Rain Owl

Those Who Believe

The Entrusted Decision

Emergency Warning Level D

As Tsuna trains thoroughly for the raid in five days, Lal Mirch is experiencing problems due to the Negative Seven Rays, so she excuses Tsuna to check on Yamamoto and Gokudera. It seems that Yamamoto needs more training, and Gokudera has flaked off from his training. Meanwhile, in Millefiore HQ, Byakuran has found out that Leonardo Lippi is an impostor whose real name is Guido Greco, a man who murdered 15 men and escaped from prison a year ago, similar to that of Mukuro. Byakuran finally reveals that Guido is also Mukuro, and they engage in a battle. Meanwhile, Tsuna finds out Lal's condition and starts to worry, but Lal Mirch lectures him on 'choosing the right hell.' Ryohei meets up with Hibari to discuss the current situation and starts a quarrel. While Tsuna worries about what to do, Lambo comes in and doodles on Tsuna's legs, making him angry and scream at Haru, who apologizes and leaves. Reborn enters and says that Chrome is in deep trouble, as it seems that Rokudo has been defeated.

True Natures Revealed

Chrome's condition has been stabilized after Hibari tells her it is her duty to live as the Mist Guardian. She uses the Vongola Ring and creates incomplete organs, barely enough to keep her alive. Tsuna, after examining the situation, tells them the raid will begin in five days.

Determination

Tsuna apologizes to Haru and Lambo and thanks to them, figures out that behind power, is support. Tsuna tries to release a "hard flame" with "soft flame" supporting him, but fails because he can not find the balance. While unconscious after blasting into a wall, Tsuna and Chrome are sent dreams by Rokudo Mokuro of a strange white "machine".Gokudera has finally mastered the Systema C.A.I. and finding a small cat in one of the boxes.

X Burner

Gokudera's kitten box weapon dashes off and Gokudera makes chase. Recaps of Goukerdera and Tsuna in the future arc starting with episode 74.

Large pursuit

Byakuran calls Irie and tells him that Mukuro has been defeated and that he was found to be transmitting data, possibly to the Vongola Tenth. Byakuran tells Irie that he is the most important person in that base and must escape if they invade the base. Irie for some hidden reason, can't leave. Irie calls all the Milliefore Japan members in the base and tells them he shall be leading the base now. The members are outraged and prepare to attack Irie until a swordsman by the name of Genkishi tells them anyone who opposes master Irie will be killed. Irie becomes the boss of the base. Afterwards the Vongola have received the data transmitted by Mukuro. In it was the picture of the white box Tsuna saw in his dreams. Training is resumed and Reborn gives Yamamoto a box about the sword emperor.

Declaration

Yamamoto watches DVDs of Squalo's battles swordsman in order to learn from them. Tsuna's training with Hibari continues, this time, he tries to use his Vongola Gloves to fire off flames. Yamamoto manages to create a tenth technique for the Shigure no Shouen Style. Yamamoto's training is complete.

Last Ordeal

Yamamoto and Gokudera have finished their training. Meanwhile, Tsuna loses his charm made by Kyoko. Later, he bumps into her and she gives him it back, then the first black spell battle is recapped. Also, Hibari reveals that the Millefiore battle simulation reveals a 0.0024% chance of success for Vongola. Thanks to Glo Xinia, Millefiore now knows where the Vongola Base is.