New York Times bestselling author Dianne Duvall brings readers the next stand-alone novel in a thrilling new sci-fi romance series full of action and humor. Simone has hunted and slain psychotic vampires night after night for hundreds of years and desperately needs a change. When the leader of the Immortal Guardians offers her an opportunity to guard ten mortal women who are venturing to another planet, she dives right in and...