The big-bottomed woman riding the train with her daughter is only worried about her child, while she herself is defenseless and wants to do as she pleases! When touched by the perverted man, she is startled and thinks, "Surely not me!" but struggles desperately to resist. However, as he persistently molests her buttocks, vagina, and breasts, she gradually begins to feel pleasure and her love juices drip down! Secretly losing control of herself so her daughter won't notice, once they part ways, she doesn't refuse a blowjob or penetration, engaging in forbidden sex!?