A notorious pair of delinquents. One day, they are scolded by 'ayumi,' the mother of a classmate, for littering and eating on the street, and become aroused by her large breasts and panty flash, hatching a wicked plan. As it turns out, ayumi, who is frustrated with desire, is having an affair with their homeroom teacher and unwittingly gets caught in the act by the delinquents. Using this as leverage, they blackmail her into sex, leaving her no choice but to submit. However, what seems like a child's penis is surprisingly erect and thrusts vigorously inside her, making her climax and get filled with semen. Tied up with jump ropes and yo-yos, tormented with toys, she even orgasms from her own son's penis. This large-breasted housewife falls completely into the hands of the delinquents.
