Episode 166: The episode begins with a flashback that reveals that Sagi, not Toki, died, and that Toki took on her brother’s identity to avenge his death. Toki, in the guise of the Noroimusha. She attempts to attack Mousou, and Mousou’s Watari ninjas and Naruto’s group join the battle. While his companions, Naruto pursues Mousou and is caught in a genjutsu. Mosou reveals to be Oki the migrating ninja. He seemingly kills Shima and knocks Naruto underwater. Naruto awakens when Sagi’s ghost asks him to save Toki from her desire for revenge and defeat Mousou.
Episode 167: Naruto punches Oki, then tells Toki that he has seen Sagi. Naruto then fights against and defeats Oki. Shima turns out to have survived Oki’s attack. Toki apologizes to her subjects for deceiving them, but asks them to allow her to remain ruler in order to restore the Bird Country. After the group leaves, Neji tells Naruto that the first Noroimusha they encountered was a real ghost, much to his horror.