As head of Nightbird, Sybil Crewes is working 24/7 to keep America safe from zombies, demons, and other unearthly creatures. Her ultimate goal is to end the curse that turned her into a vampire, but first, she needs to get The Necronomicon, the infamous book of the dead. Unfortunately, Sybil's arch nemesis, The Reaper, uses the book to raise an army of zombies.

When she retrieves The Necronomicon, Sybil not only runs into ugly looking dangerous zombies and werewolves, she’s also haunted by her disturbing past that goes way back to the 1770s . . . aA deadly race against time to destroy The Necronomicon emerges, as the gates of Hell open. Will she be able to stop evil in time before it spreads around the world?