Главный герой молодой безработный парень Катсушико, ведущий, весьма необычный образ жизни. Katsuhiko is a master train pervert. He can pull off a feel, a grab, or even go all the way on a crowded train with girls he's never met. Based on a game by Interheart. In a crowded train, a woman was being molested; she felt embarrassed but had a look of ecstasy on her face.