Suri Yukimura only wanted to pursue her part-time job as DJ - just like every weekend. All of a sudden, she ends up in a strange parallel universe. This version of Tokyo is reckless, all of the citizens are required to participate in deadly games. Suri wanders through this world, lost and confused, until she meets the siblings Hitoshi and Hitomi... And a mysterious man with a light-colored hood, who will drive her crazy from now on - in many aspects.