Werewolves, vampires, and other preternatural creatures have been living in relative peace with humanity for the past twenty-six years. There are other monsters that humanity doesn't know of, but it's best kept that way. Valkyrie Dalton is one of these monsters. As a hellhound for Cerberus, she marks souls for the Greek underworld. When she's not gifting people with the 'kiss of death', or drinking away her problems, she's solving...