Professor Shirô Sakaki, a butterfly researcher, confesses to turning six young boys, including his own son Itaru, into "human specimens."
5 Episodes
Professor Shiro Sakaki
Itaru Sakaki
Rumi Ichinose
Anna Ichinose
Toru Shirase
Hikaru Akabane
Sho Ishioka
Ao Fukazawa
Dai Kuroiwa
