I'd like to introduce you to my obscene girlfriend. A man rapes and blackmails the most beautiful woman in the company, then boasts about pretending to be his girlfriend.

``Sugiura-san, how many times have you done this? Please follow Reina-chan's example and do it properly!'' Sugiura, who doesn't get excited, keeps being scolded. He had a strong sense of inferiority towards his co-worker, Reina, who was always brought up to him. Sugiura, finally unable to control his irritation, takes Reina, who has come to work on her day off...