Episode 1: 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.
Episode 2: 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.
Episode 3: 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.
Episode 4: 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.
Episode 5: 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.
Episode 6: A strange Chinese infant, I-pin, comes to Japan in order to kill Tsuna.
Episode 7: 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.
Episode 8: Reborn's former student comes to Japan to visit Tsuna; Dino teaches Tsuna what it means to be a Mafia leader.
Episode 9: 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.
Episode 10: 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.
Episode 11: 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.
Episode 12: 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.
Episode 13: 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.
Episode 14: 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.
Episode 15: 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.
Episode 16: When Reborn drops Tsuna and his friends off on an isolated mountain, he and others become lost in the wilderness of the mountain.
Episode 17: 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.
Episode 18: 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.
Episode 19: 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.
Episode 20: 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.
Episode 21: 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.
Episode 22: 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.
Episode 23: 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.
Episode 24: 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.
Episode 25: 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.
Rating: 8/10(Average)
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