Heather Graham 
Keeper of the Night [EPUB ebook] 

There’s no business like bloodlust… New Keeper Rhiannon Gryffald has her peacekeeping duties cut out for her — because in Hollywood, it’s hard to tell the actors from the werewolves, bloodsuckers and shape-shifters. When Rhiannon hears about a string of murders that bear all the hallmarks of a vampire serial killer, she must confront her greatest challenge yet.Together with detective Brodie Mc Kay, she heads to Laurel Canyon, the epicentre of the danger, where they uncover a plot that may forever alter the face of human-paranormal relations…