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.
as Shusuke Aoe
as Madoka Uhara
as Kento Amakasu
as Rei Kirimiya
as Zentaro Uhara
as Tetsu Okunishi
as Yuji Nakaoka
as Chisato Mizuki
as Saisei Amakasu
as Toru Takeo
as Mina Uhara
