Eiko is 19 years old, and after graduating from a local high school, she enters a junior college in Tokyo, against the wishes of her parents. She begins living together with Keiko, who is also at the same university, in an apartment. However, unlike Keiko, who wants to be a daycare worker at her girlfriend's nursery school and is a timid student, Eiko doesn't get along with Keiko, who just wants to leave her noisy girlfriend's parents and spread her wings in Tokyo.

The company president loves molesting women on trains. He ends up secretly creating a molestation room in the company, with two hanging straps hanging from the ceiling and a sound system that plays the rumbling sound of trains with a realistic quality. He gives a special allowance to two office ladies who are financially struggling among the employees, and makes them secretaries for the molestation room. Eventually, the two of them conspire to come up with a plan to make the president take his breath away and get out of this life...