Dr. Yoshihara is researching a cure. There are people trying to steal his research. They grow impatient with Yoshihara's refusal to listen, and finally set their sights on his wife, Mayumi. Bound with her voluptuous body, the chaste wife trembles with shame. Men who know all about a woman's weaknesses drive her to the brink. She is dragged out of her body a devilish pleasure she never felt with her husband.