Devil's room
(Akuma no heya)

Seshiko, the wife of a rich heir, is kidnapped by a stranger and locked in a room of an hotel belonging to her father-in-law. Nakatogawa, her kidnapper, makes her submit to various sexual tortures. When he makes a telephone call to her family, Sheshiko is upset to learn that both her husband and father-in-law are indifferent to her fate. She ends up by satisfying her partner’s demands with pleasure. Nakatogawa reveals his secret to her.