Sequel to Code of Vengeance in which Vietnam vet-turned-loner David Dalton goes off this time in pursuit of his crazy former commanding officer and his trigger-happy paramilitary group, the New Patriots, who are planning a war against the U.S. Government, which they feel let them down in Vietnam.

Two archaeologists on a scientific dig come across a vampire burial ground and discover that the creatures are about to awaken and attack a nearby village.