Ayame moved to Tokyo for her new job and decided to live in a company dormitory, feeling anxious about the big change. As a country girl, she was warmly treated by the dorm's caretaker and gradually began to feel at ease. After some time had passed and she finally got used to her job, she made a serious mistake that caused major damage to the company. The department chief approached her, saying she could take responsibility by sleeping with him. Troubled and unable to refuse, Ayame gave in. However, this was actually a trap set up together by the chief and the caretaker...