Their married life was going smoothly, but gradually their sex life decreased and they became sexless. The husband's libido had drastically decreased, but when he heard that his friend had seduced his wife with a masseuse, he felt incredibly excited. He could not stop getting an erection as he imagined his beautiful wife's body being given a risque erotic massage, her crotch getting wet and her climaxing with a ferocious penis. Jun, the wife, had no idea that the masseuse was a virile masseuse her husband had trained. In front of her excited husband, she loses her mind and goes crazy with pleasure.