In the afternoon train, a tanned mother with an estimated F-cup is targeted. Her sun-kissed postpartum cleavage draws attention, and each time her breasts are groped, milk spurts out, tightening the arousal. Though her body has been neglected lately, she trembles with sensation despite resisting. Unable to refuse, she gets off the train and follows a stranger to a rental room. Penetrated by an adulterous cock, she falls completely into taboo sex, body and mind surrendering. That fleeting moment of pleasure becomes tonight's ultimate episode.