After a chain of deaths at a junior high school, new transfer student Koichi Sakakibara turns to a mysterious girl who holds the key to the dark mystery.

• Twins Japan
• Ai Hashimoto
• Kento Yamazaki
• Ai Kato
• Yoshihiko Hakamada
• Mika Akizuki
• Kai Inowaki
• Amane Okayama
• Uji Kiyotaka