At the climax of the battle, both Itachi and Sasuke run out of chakra. However, Sasuke reveals that his actions up until now were only a preparation for his final jutsu.

In the Akatsuki hideout Sasuke comes face to face with Madara. Announcing himself as Itachi's accomplice from that fateful night, Madara goes on to tell Sasuke the truth about Itachi that he could never have known.