A mother torn by uncontrollable desire when her stepson begins pursuing her. Misa married a man with two sons and built a happy family, but her husband was soon transferred for work, leaving Misa alone at home with the boys. As her relationship with her stepson, Yuuya, grows deeper, Misa is consumed by overwhelming lust. Her eldest stepson, Takashi, notices her vulnerability and becomes determined to possess her, growing increasingly forceful. Caught between her illicit desires for her stepsons and the escalating conflict with Takashi, Misa's body and mind are shaken to the core. A shocking tale of desire, morality, and the unraveling of family bonds.