As a weekly magazine reporter assigned to cover a story on perversion, married woman Rika. She listens to the story from station staff member Tsubakimoto she met there... During the interview, Rika becomes the target of perversion and is helplessly subjected to lewd acts. Despite feeling indignation at the public humiliation, the pleasure that coursed through her entire body deeply resonated in the depths of her heart. Unable to confide in anyone, Rika continues her investigation and boards the train again. While telling herself it's for work and herself, her gaze unconsciously searches for perverts...