Eight months ago vampires released the Revenant Virus on humanity. Both species were nearly wiped out.

For Mike Robson, the situation could be far worse. He s joined up with a small band of humans and the last coven of vampires who are riding out the zombie apocalypse in an old fort along the coast of southern Maine. The group s uneasy alliance is strained by the arrival of the creator of the Revenant Virus. He claims there is a vaccine that will make them immune to the virus, but it s located in a secure underground facility five hundred miles away. To retrieve the vaccine, Robson leads a raiding party of humans and vampires down the devastated East Coast. Yet none of the horrors Robson has faced match what awaits in the underground facility…