A call from the Akatsuki leader forces Hidan and Kakuzu to fall back, but in the wake of the aftermath, not everyone makes it back to Konoha alive.

The episode was rated 7.90 from 126 votes.

Naruto proceeds to the next step of his training, the cutting of a waterfall. Hidan and Kakuzu reach the Fire Temple and fight Chiriku, so as to obtain the bounty on his head. After defeating him, they move out to claim the bounty and thereafter target the Nine Tails Jinchūriki Naruto.

The episode was rated 7.93 from 128 votes.

Kakashi reveals that while he knows how to perform Rasengan, he cannot combine his own lightning-based chakra. He adds that even the Fourth Hokage, who created the move, could not combine his elemental chakra with the technique, but that Naruto might be able to. Asuma sends word to other teams about Akatsuki’s location and proceeds on despite his concern about Akatsuki’s strength. Kakuzu turns in Chiriku’s corpse despite Hidan’s complaints, and says that he is partnered with Hidan because he cannot kill him. The stress of the training causes Naruto to be enveloped in the Nine-tails's "Demon Fox's Cloak", but Yamato suppresses it.

The episode was rated 7.96 from 122 votes.

The second stage of Naruto's training continues, while Tsunade sends out twenty teams composed of four ninja each to deal with the Akatsuki members in the Fire Country. Shikamaru leaves with Asuma, Izumo and Kotetsu, whereas Ino and Choji leave with Raido and Aoba. After putting in considerable effort, Naruto clears the second stage of his training, but collapses from hunger and exhaustion almost immediately afterward.

The episode was rated 7.99 from 133 votes.

While Akatsuki discusses the true goals of their organization, Naruto continues his training. Meanwhile, Tsunade receives the tragic news.

The episode was rated 8.02 from 123 votes.

All of Konoha mourns the tragic loss of Asuma Sarutobi. Knowing that Hidan and Kakuzu are bound to return, Shikamaru, Choji, and Ino prepare to head off to take revenge upon the duo while Kakashi takes temporary leadership of the team.

The episode was rated 8.04 from 128 votes.

Asuma’s team reaches the bounty station and ambushes Hidan. Izumo and Kotetsu attack Hidan, but are unable to kill him despite stabbing his vital organs. Asuma tells his teammates that if they retreat they will be killed and Konoha will be endangered. Shikamaru realizes that Asuma is considering sacrificing himself to help defeat the enemy, based on what he knows of Asuma's shogi strategy. Asuma begins fighting Hidan, while Shikamaru distracts him by forcing him to dodge Shadow Sewing. Hidan cuts Asuma on the cheek and steps into a circle of blood as Asuma uses a jutsu to engulf Hidan in a cloud of ash. Asuma then sets the cloud ablaze, supposedly killing Hidan.

The episode was rated 8.04 from 120 votes.

As Kakashi and the others continue to struggle against the Akatsuki duo, Kakuzu reveals that he has not one, but five hearts! In order to kill him, one must take out all five of his hearts. Meanwhile, Shikamaru decides to challenge Hidan alone, and forces him away from his partner.

The episode was rated 8.10 from 121 votes.

With careful planning, the group manages to find and trap Hidan and Kakuzu. However, things seem to be going a bit too smoothly.

The episode was rated 8.19 from 120 votes.

When Kakashi strikes Kakuzu through the heart, the battle seems to be over. However, when Kakuzu not only survives the attack, but also manages to escape from Shikamaru's trap, it soon becomes clear that the fight is only just beginning..

The episode was rated 8.26 from 124 votes.

Hidan’s immortality enables him to stay alive even with his head cut off, although he cannot move his body. Kakuzu sews Hidan's head back on with threads that sprout from his body. Izumo and Kotetsu try to attack Kakuzu, but he manages to grab them both by using his body threads, restraining them and suffocating them as well. Hidan, now able to move again, returns to the circle and stabs himself with the blades of his scythe; he finishes it off by stabbing himself in the chest with another spike, fatally wounding Asuma.

The episode was rated 8.27 from 110 votes.

Hidan falls into Shikamaru's trap, but now that he has Hidan cornered, can he find a way to defeat Hidan's immortality? Elsewhere, things are looking grim for Kakashi, Choji, and Ino as they continue fighting Kakuzu, but a surprise back-up unit arrives on the scene to provide some much needed assistance.

The episode was rated 8.34 from 113 votes.

Asuma’s fire jutsu strikes Hidan, but much to the team's surprise, Asuma is also burned. Hidan reveals his ability: By ingesting an opponent’s blood and standing in a ritual circle drawn with blood, the "curse" links him to his opponent and all damage inflicted on him is also inflicted on the opponent. Asuma rushes at Hidan but collapses after Hidan stabs himself in the leg. Shikamaru realizes Hidan needs to be in the circle for the curse to take effect, and uses his shadow possession jutsu to force Hidan to step out of it. Asuma forces himself to stand up and beheads the restrained Hidan.

The episode was rated 8.34 from 120 votes.

Shikamaru continues his fight with Hidan. Hidan manages to injure Shikamaru and curses him the same way he did Asuma, but when Shikamaru survives Hidan's attack, Hidan realizes something isn't quite right.

The episode was rated 8.42 from 133 votes.

Naruto challenges Kakuzu with his new technique, the Rasen Shuriken, but can he defeat Kakuzu when his technique isn't even complete yet?

The episode was rated 8.61 from 142 votes.