A rare hybrid of werewolf and vampire, Guardian Riley Jenson, always seems to be facing danger. She's trying to catch a fiend who's left a trail of female corpses behind in a bizarre ritual of evil, just as a series of brutal slayings also shocks the vampire world of her lover, Quinn. So the last thing Riley needs is the heat of the upcoming full moon bringing her werewolf hormones to a boil - or the reappearance of a sexy bounty hunter, Kye Murphy.