​Ryuu’s lover, Hiroko, becomes intrigued when she hears about the alluring female doll, Nina. Intrigued by the conversation, Hiroko decides to visit Ryuu’s room one night, but ends up falling asleep before anything happens. Feeling disappointed, Nina reappears before Ryuu. Seemingly eager to show off her seductive prowess to the lover sleeping next to him, Nina mischievously touches Ryuu. As dawn breaks, Hiroko awakens to a disturbing scene – her lover being violated by Nina. Paralyzed with shock, she can only watch as Nina takes control. Overcome with desire, Hiroko indulges herself with Ryuu’s intimacy, penetrating herself as she whispers, “I’m going to dominate you right in front of your girlfriend…”​