Ayame moves to Tokyo for work and begins living in a dormitory. She was nervous about coming from the countryside, but the dorm manager was kind and made her feel at ease. One day, as she was getting used to her job, she makes a mistake that causes a huge loss to the company. Her boss approaches her and says he'll do something about it in exchange, and Ayame can't refuse. However, it was a trap set by the manager in collusion with the boss...