My husband is away on his own and I am living with my mother and son. - Yuji, a classmate of her son's who recently moved next door, ends up helping out his lonely family life, but... - Yuji, who was bullying Minase's son at school, takes advantage of Minase's kindness and pushes her down with his desire. - Yuji has a physical relationship with his son's classmate and is worried about it, so Yuji pushes her further and plays with her. - As her body continues to develop due to the humiliation that is repeated almost every day, her body begins to wet her crotch with secret anticipation...