Team Kakashi's spying mission brings them face to face with the Leaf's most deadly enemy, Orochimaru. Naruto's rage brings forth the Nine-Tailed Fox, but at great risk to both himself and those he cares for the most. With Naruto's rampage quelled, the team continues on to Orochimaru's lair to find Sasuke, but the mysterious Sai has disappeared. Could one of their own be planning the ultimate betrayal?