Sasuke's future hangs in the balance as Orochimaru prepares for reanimation. It's been three years since Sasuke left the Leaf Village seeking the power Orochimaru promised him. Now it's time to face his mentor. Who will master whom in the battle for their very existence? Plus, take a step back in time to a turning point in the young Kakashi's life, as he fights alongside his teammates under the guidance of the Fourth Hokage!