Mio is embraced by Daisuke, the boyfriend of her beloved daughter Hinano. Even though she refuses him in Kokoro, her body is aroused by his forceful caresses full of youth. "I'm that child's mother... but I'm also a woman," Mio says, torn between her maternal and feminine feelings. The relationship between the two, which burns with passion because it's a completely wrong partner, escalates like a downward spiral...