About Rookie police officer Jessica Loren (Juliana Harkavy - "The Walking Dead") has been assigned the last shift at a closing police station and must wait for a hazmat crew to collect biomedical evidence. Ordered not to leave the station under any circumstance, Jessica comes to learn that it's more than just an outdated station, its home to the ultimate embodiment of evil and his devoted blood thirsty followers. Jessica is left to fend for herself in the Devil's playground.