The Worst Client

Summary
After Team 7 completes an uneventful, D-rank mission of finding a stray cat, Naruto demands that the Third Hokage give them a more interesting assignment. The Third agrees to give them the C-rank task of escorting a man named Tazuna to his home in the Land of Waves. After leaving Konoha they are attacked by the Demon Brothers, who quickly seem to kill Kakashi before turning their attention to Naruto.