<<The top of the mature woman world, Yumi Kazama, appears in the popular series, Dad's Woman!>> Yumi, Dad's woman. She's a lewd woman who suddenly showed up in the dingy apartment where I live with my dad, whom I hate. When my dad, who is a long-distance truck driver, is away from home, she always takes care of me. Even when I'm nearby, Yumi walks around the house in a thong and camisole, and I secretly masturbate. Then, one day, a lewd incident occurred that was so shocking that it took my mind off it...