Sara, a physical education teacher who serves as an adviser to the swimming club, has been unable to find a lover due to her busy schedule. Sara takes a shower after instructing her swimming club, and she consoles herself with her well-trained body. However, she was found by Erika, the mother of her student, and she couldn't even raise her voice and was toying with her plump body. While shaking with her "self-respect as a teacher" and "forbidden pleasure to be taught", she becomes a prisoner of bondage lesbian training!
