A mother, Yuko, who was seen in underwear by her son's friend, Shinji, who came to stay at home. However, she shows an interest in him and teases him with her mischievous heart. And as she touches his strong body, she becomes frustrated and can't stand it. She didn't know that Shinji's youthful energy would stop against Yuko who had a physical relationship with her light feelings, and she continued to blame her vaginal back many times. And Yuko's body goes beyond the limit to her repeated unfaithful copulation, and she begins to scream.
