Yoshie Kano is a 50-year-old housewife. Her husband is frequently away on business trips, leaving their daily communication limited to phone calls. Burdened by loneliness, she falls into a forbidden relationship with her affection-seeking younger son. Unexpectedly, her older son also begins pursuing her. Overwhelmed by the simultaneous affection of both sons, she loses all control in this shocking tale of passion and ecstasy.