Eru ka erareru ka!? Okkêdera no kettou Naruto : Season 1 Episode 160

Turns out Sazanami is really a wanted criminal named Toukichi who is wanted for the murder of a family of three. Truth is however, he's innocent, and wants to capture the man responsible to prove it. Sazanami teams up with the Konoha group to stop Gosunki once and for all..