Kakashi rescues Sakura from certain death at Sasuke's hands and takes over the fight. After healing Karin, Sakura again decides to take on Sasuke, but her resolve fails her. Just as she comes close to death a second time, Naruto intervenes and saves her. After so long, the original Team 7 is reunited.

Tsunade talks to a council and informs about the Fourth Shinobi World War and warns others not to underestimate Akatsuki. Whereas in Land of Lightning a council is held about war, as Kisame spies on them. B paying no attention was bought in writing raps in his rhyme book. Later, Shizune informs Tsunade about Naruto's disappearance for which she ordered some shinobi to search for him. Naruto returns to Ramen Ichiraku. Two Konoha shinobi ask for his autograph, but he doesn't know how to respond. Three days later the Kage meet again to discuss how they should start pooling their resources. As the first matter of business, Naruto and Killer B are to be given constant protection. Tsunade objects since they would both be invaluable in the war with Akatsuki, but is forced to agree. Tsunade meets with A alone and asks him for a favour to let B teach Naruto how to control Nine-Tails. A says that the place where he is sending B and Naruto isn't just a hideout but a training ground. Tsunade returns to the village and informs Naruto that he's going on an S-rank misson to an island located in the Land of Lightning.

Making a stop at a nearby port to stock up on supplies, Naruto buys a rare mushroom from a vegetable merchant. But soon after they set sail for their next destination, Naruto and the other crewmembers find their ship infested with poisonous mushrooms.

Guy arrives at the Waterfall of Truth to help Naruto with his training. Instead he encounters Kisame, who has infiltrated the island to locate Naruto and Killer Bee.

Part Two of the Four Week Long Special Project for the Broadcast's Tenth Anniversary - During the Chunin Exam, Sasuke witnesses Naruto’s growth as a shinobi.

Under the guidance of Killer Bee, Naruto enters the final stage of training to master the Tailed Beast Bomb, a Jinchuriki’s most powerful technique.

Choji is unable to attack Asuma and loses his will to fight. Ino and Shikamaru try to snap Choji out of his paralysis.

Konohamaru participates in a meeting organized by Ebisu in Konoha of the remaining villagers, mostly including the children and wives. Ebisu attempts to rally everyones' spirits together in the event that rogue ninja should attack the village while their shinobi families are away at war, but the mothers scoff and claim that they will protect the village as they always have while their husbands fought. Suddenly Konohamaru is approached by several children, each claiming to have seen terrifying rogue ninja roaming the east and west forests outside Konoha. He tries to recruit his classmates into hunting them down, but they refuse to beleive him. Konohamaru investigates the area alone with Moegi and Udon, only to find a traveling circus troupe in the forest instead of rogue ninja. Heading back, Konohamaru is again alerted that people are attacking the village on the west side, and this time, the rumors are true. A group of rogue Sumo Wrestlers attack the children, but they are saved by the mothers of Konoha, who fight back against the intruders. Konohamaru delivers the final blow with his Rasengan and saves the village.

Kakashi races to the scene where the Seven Ninja Swordsmen Kushimaru Kuriarare and Jinpachi Munashi were last sighted. Enraged by the carnage they’ve left behind, Kakashi teams up with Might Guy.