After school, Yukina finds herself irresistibly drawn to her teacher, Toshinori-sensei, whose erotic charisma awakens her deepest desires. Their forbidden exchanges escalate into passionate, uninhibited encounters, where mutual lust takes over both mind and body. Under his guidance, Yukina embraces ecstasy, surrendering completely to pleasure, while their clandestine moments blur the lines between student and teacher into pure, raw connection.