After adding Chang and Mario, whose lives he saved in the Salvation Game, to his team, Kaiji arrives at the Teiai warehouse to face off with Kazuya, the son of Teiai Group Chairman Hyoudou. Kazuya begins to explain "One Poker," a gambling game where players play a single card on a machine called "Mother Sophie." Kaiji is stunned by Kazuya's proposal of "one bet of 200 million = one life." The ultimate death match, a gambling game that goes beyond the norm, is about to begin!