A faithful wife who has never been with a man other than her husband is recommended by a housewife friend to receive a "visiting massage". However, the housewife friend and the masseuse are in cahoots. Without knowing this, the faithful wife is nervous as she receives the massage, and reacts sensitively every time her body is touched. Eventually, she is unable to refuse the erotic massage, and as she begins to feel aroused and her fire is ignited, the pleasure of immorality begins...