Overview
Professor Shiro Sakaki, a butterfly researcher, confesses to turning six young boys, including his own son Itaru, into "human specimens."
Cast
- Hidetoshi Nishijima as Professor Shiro Sakaki
- Somegoro Ichikawa as Itaru Sakaki
- Rie Miyazawa as Rumi Ichinose
- Aoi Ito as Anna Ichinose
- Towa Araki as Toru Shirase
- Jyutaro Yamanaka as Hikaru Akabane
- Kodai Kurosaki as Sho Ishioka
- Leo Matsumoto as Ao Fukazawa
- Ikuho Akiya as Dai Kuroiwa