Yuri, a milf who lost her husband and lives alone with her son. As her son grows older, she begins to rediscover her own femininity. Watching her son's friends visit their home, she starts having thoughts she can't ignore. One day, her gaze meets one of her son's friends, and their mutual awareness sparks something forbidden. Torn between her duty as a mother and her awakening desires, she feels like a failure as a parent—yet an uncontrollable lust begins to stir, setting her body ablaze. Caught in a conflict between mind and body, a new, illicit relationship begins to take shape.