Suzuka remarried to her boss at work. But it didn't go well with her new husband, and she was spending a lonely night sleeping alone. And her son, Masato, also had a bad marriage and came back to her parents' house ... Masato who remembered the desire beyond the affection of parents and children in the warmth of the mother who wraps around. And Suzuka, as her mother, accepted all of him and piled up her body. Pleasure that she can never get alone, even though she knows that it is a relationship between her mother and child that is never forgiven. The two continue to drown to comfort each other ...