A man is alone with a female student on the last train... He notices the girl sitting opposite him and stares at her panties! However, the girl finds out and it becomes awkward! The female student is confused, but excited to be alone with her in a closed room in the middle of the night, she lifts her skirt and provokes him with a panty shot, asking, "Are you excited to see my underwear, uncle?" It escalates further and seduces him with a handjob and blowjob, and the two who just met are on a night train.