Reiko, who works at a general trading company, is still single. Her ex-boyfriend is her boss and is married. After being molested by her ex-boyfriend on an empty train car after a drinking party, she awakens to the thrill of sex and starts posting invitations to men on social media together with her ex-boyfriend and boss. Reiko, awakened to a new pleasure, becomes addicted to sex on the train. She goes wild, shaking her beautiful pantyhose-clad ass! Men swarming like hyenas around steamy pantyhose Buttocks, thighs, crotch... I licked and savored the smooth nylon texture. "I want you to make a mess of me even more..."