Ryo, who remarried a man with a child. Since the remarriage happened before the stepchild could form memories, she raised him as her own. However, one day, the stepson learns that he is not Ryo's biological child. The stepson, who had developed feelings for his stepmother Ryo, eventually rapes her. Unable to confide in her husband or anyone else, Ryo continues to be raped by her stepson. The outcome of this taboo incestuous relationship between a married woman and her stepson, oscillating between depravity and pleasure…?
