``Rin'', who works as an office lady at a certain company, is living a boring and unstimulating life. - The stress of work is accumulating...Rin, who originally had a strong sexual desire, has become distorted due to the office lady life where she has forced herself to suppress herself. - In order to release such stress and sexual desire, Rin seduces Takimoto, the section manager she is in love with at the same workplace. - She wants someone to see her in an embarrassing way...The woman's distorted sexual tendencies start to run out of control after having such a desire. - This is the story of a masochist woman who falls to the bottom through perverted play wherever she goes: libraries, trains, public toilets, offices...