Dark magic, unknown enemies, monsters of every stripe—FBI profiler Jace Valchek has seen it all. In this bizarre parallel universe, shape-shifting werewolves and blood-thirsty vampires don’t even warrant a raised eyebrow. That is, until Jace has to face what life might look like as one of them …

It starts off as just another run-of-the-mill assignment: to track down the rogue don of a mafia werewolf family before he upsets the delicate balance of the underworld. But Jace wasn’t counting on being bitten…and soon she’s fighting the growing wolf inside her with a startling antidote—vampirism. Stopping a bloody gangland war won’t be easy when Jace is feeling some new, and very inhuman, desires …