One day, after discovering her husband's infidelity, Ryoko stormed out of the house and decided to stay at a friend's place for a while. However, this friend's only son, Jun, is right in the middle of puberty. Unlike his mother, Ryoko is glamorous and beautiful, exuding an intoxicating allure of adulthood. She has been Jun's long-time crush, and he can't contain his excitement in this situation... Jun thinks about Ryoko's seductive body while masturbating in his room, but suddenly, Ryoko appears and whispers, 'Should I help you lose your virginity?'
