Yuu is a proud housewife who is bored with her comfortable life as a full-time housewife with her husband who is much older than her. One day, a door-to-door salesman appears with a suspicious energy drink. The drink stimulates her sexual desire and leads to an inescapable pleasure! With an unstoppable throbbing of the body and an abnormal obsession with the dick, she becomes the sex slave of the man who looked down on her!