Huge Tits Bondage Hard Lesbians - A mother of an obscene student who targets the huge breasts of a female teacher -

Sara, a physical education teacher who serves as an advisor to the swimming club, couldn't find a boyfriend because of her busy work. After completing the instruction from the swimming club, Sara takes a shower, and is able to have a well-trained, healthy body and comforts herself. However, the student's mother, Erika, is found out about this, and he is unable to speak up and is toyed with her plump body... While shaking with "self-esteem as a teacher" and "forbidden pleasure being taught," she becomes captivated by bondage and lesbian training!