Daisuke had long maintained an intimate relationship with his mother, but compared to his friends' mothers, her allure was unmatched. His mother's sensual body, which clearly enjoyed men, was a source of pride for the adolescent Daisuke, yet simultaneously a powerful temptation. Over time, he began to feel an overwhelming desire to possess her body exclusively. One day, Daisuke accidentally witnesses his parents secretly having sex. "She's doing that with me, so why with Father...?" Trembling with rage and jealousy, Daisuke forcefully grabs and passionately embraces his mother despite his father being nearby. This impulsive act symbolizes the intensity of his surging emotions.