Six ambitious forensic undergrads are pitted against one another on a scientific expedition to a remote island, vying to win an esteemed trainee position with the FBI. Unbeknownst to them, the site was formerly used as an illegal biological testing ground for life-term criminals who were then left for dead. The arrival of the students disturbs the resting place, unleashing a pack of zombie criminal convicts who systematically hunt them down, one by one.