An environmental analyst is asked by the police to determine if two deaths by hydrogen sulfide poisoning are an accident - or a murder. But when he meets a young woman at both sites, a scientific mystery begins.
Sho Sakurai
Shusuke Aoe
Suzu Hirose
Madoka Uhara
Sota Fukushi
Kento Amakasu
Tao Okamoto
Rei Kirimiya
Lily Franky
Zentaro Uhara
Mirai Shida
Tetsu Okunishi
Hiroshi Tamaki
Yuji Nakaoka
Eriko Sato
Chisato Mizuki
