Melancholic beauty Kyouko Aizome portrays a forbidden romance. Namie Saotome is a female novelist married to Takaharu, a disabled man, and mother to Kiyotaka, a college entrance exam student. Fujihata Misuki, Takaharu's caregiver, is younger than Namie and gradually becomes deeply attracted to the pure-hearted Kiyotaka. As Misuki entwines her body with his and embraces him passionately, Namie secretly watches them. Torn by maternal instincts, her suppressed desires begin to stir and eventually erupt uncontrollably. What will become of her relationship with her son? What fate awaits them all?