The drama tells the story of a group of seven university students who travel to a deserted island where a strange decagonal mansion stands. It was the scene of a grisly mass murder six months earlier, and events soon turn ominous.

Cast:Tomoya Oku, Munetaka Aoki, Akihiro Kakuta, Toru Nakamura, Ayumu Mochizuki, Neru Nagahama,

Genre:Mystery,

country:Japan,

Production:Nippon Television Network Corporation, Tohan Kikaku, IMAGINE INC, Hulu Japan, Kodansha,