Pediatric doctor Jared McKinley loves his job and his patients. What he thought would be a normal day at St. Ignatius Hospital was quickly turned upside down when patients start dying under mysterious circumstances. That would have been fine if they had stayed dead, but they didn't. Trapped in a hospital full of flesh eating zombies, Dr. McKinley must find a way to save his patients and coworkers from those he vowed to do no harm.