In an alternative totalitarian Japan, junior high school students are sent to an island and forced to slay one another for the glory of the regime. But this time, last year's "winner" Shogo Kawada is playing the game again! Will he and his friends--the clever jock Shuya Nanahara and kindhearted Noriko Nakagawa--survive the game, or will they be slaughtered by a psychotic classmate who is playing for keeps?