A provocative portrayal of Reiko Shimura, a mature married woman indulging in extreme daily desires. She gets aroused by her son's underwear while doing laundry, pleasures herself with a vacuum cleaner during housework, and secretly acts out steamy soap-play scenarios with her lover. Packed with intense close-ups of her genitals, the thrill of near-exposure creates unbearable excitement. This film uncovers the hidden lust simmering beneath an ordinary housewife's routine life.