Kenji is your average adolescent misfit. He spends most of his time, and awful with girls,'s good in math out hanging out in the community known as OZ. His next life could be the only life he has -- until the girl of his dreams, Natsuki, hijacks him for a role being a fake fiancé in her family . Things only get stranger from there. A late-night email comprising a riddle that is mathematic leads towards the unleashing of a Nazi AI intent. Since Armageddon looms on the horizon, Kenji and his new"family" put aside their differences and band together to conserve the worlds that they occupy in this"near-perfect blend of social satire and science fiction"