Ichika married a coworker at the same company, but a boss who had watched her since she joined finally lets his twisted obsession explode. Exploiting a mistake at work, his sexual demands escalate until the office becomes a hunting ground. Relentless sexual violence and repeated assault drive her toward collapse, and then other employees are dragged into a gang rape. Declaring that she will become nothing more than his sex toy, the boss pushes Ichika’s endurance to its absolute limit.