Proctology female doctor Asagiri Hikaru and nurse Mihoshi Ruka are subjected to anal punishment and SM training by a devilish man.

A beautiful female proctologist (Asagiri Hikaru) and her trainee nurse (Mihoshi Ruka) are restrained by a devilish man (Sagawa Ginji) and their anuses and pussies are stimulated with toys, and they are even trained in SM with whips and candles!