Set in the fictitious city of Greater Tokyo Ward where people using the device "SCM" that can make others into slaves. In this world you can "borrow" and become a "slave" or "lend" and become a "master"? Th...

One day, Kai, a normal high school student, receives an email inviting him to try a mysterious new cellphone game. But the people whose picture he takes with the application, "SLAVE GO," go missing one after...