The long-awaited championship final of the All-Japan Isekai Battle Tournament is about to begin! Semi-final winner Sumioka Shito is ready to ride his laurels to total victory, but he has one last hurdle in his way: the dark-horse Driver, Onizuka Tenma. Backed by the Antichthon, an organization of particularly savage Drivers, Tenma's strategies to win the isekai game are ruthless and dirty—and his tactics may be more than the upstanding and honorable Shito is prepared to deal with.