Top cast
Shota Sometani
Chihiro
Kiyohiko Shibukawa
Togo
Hoshi Ishida
Naoya
Natsumi Seto
Satomi
Ayumi Mizukoshi
Azusa
Osamu Jareo
Mr. Kondo
Toshiki Fujikawa
Male Detective
Eita Okuno
River Office Staff
Ogawa Takeru
River Office Staff
MIKE
River Office Staff
RIO
River Office Staff
Takahiko Hisa
River Office Staff
