The Terasaki family's toilet suddenly breaks down. Her mother, Izumi, was always with her repair person, but suddenly she felt the urge to urinate and Izumi was on the verge of incontinence. She has no choice but to urinate in the garden of her home, but she is witnessed by her son Keisuke. Keisuke, who has lusted for her mother's obscene and shameful appearance, can't control it and attacks her mother who was taking a nap.
