Sora and Shiro are unemployed and never leave their house, but on the net, they're known as "Blank", an invincible team of gamers. One day, these siblings are visited by a boy named Tet, who calls himself god. Tet summons them to a world where all war is banned, and everything is decided by games.

While Izuna's abilities seemingly defy physics, Sora and Shiro make potentially futile attempts to amp up their game.