An innocent curiosity turns into a curse, dragging her into the lair of a rapist! Sexual violence beyond imagination drives college student Yusa to madness… While visiting Associate Professor Tachibana's home to assist with research, Yusa hears unsettling moans. She learns that he has a brother who is mentally ill and has been shut in a room on the second floor for over ten years. Driven by curiosity, Yusa sneaks upstairs while Tachibana is away from his seat. A slightly open door at the very back. There's no sign of anyone inside. 'Huh, is nobody there?' The moment she opens the door, a burly arm reaches out from within…
