Junpei Tenmyouji was a college student before he got kidnapped by Zero and was forced to play the Nonary Game with his childhood friend Akane and others. He later participates in another similar game known as the Decision Game and is a member of team C with Akane and Carlos. Having worked for a detective agency in hopes of locating Akane to no avail, Junpei is much more misanthropic.