Saito Kasane has never had any experience with group play in her private life, and has only ever experienced a maximum of threesomes on camera. In this project, she is given a new mission: she can't go home unless all 20 men cum inside her! Saito Kasane VS 20 men with insatiable sexual desire. As soon as it starts, 200 perverts attack her one after another, groping her body with their fingers... an astonishing 135 minutes!!