The arrival of an amnesiac patient in a psychiatric hospital somehow frees a mad doctor, who was shot and entombed with his fiendish experiments in an abandoned wing of the asylum 20 years before.

The arrival of an amnesiac patient in a psychiatric hospital somehow frees a mad doctor, who was shot and entombed with his fiendish experiments in an abandoned wing of the asylum 20 years before.

The bodies at a cryogenic centre are defrosted by accident and turn into cannibalistic zombies.