Shadow of the Beast (Dark Harmony) (Volume 1)

Fala Ravenhill is used to the paranormal. It's what she does. Vampires are just part of her job, until she and her friends accidentally wake up an ancient evil that threatens every life form on Earth. Fala must go deeper in to the vampire world than she's ever been before if she is to save the world from the beast she's unleashed. She may not get out alive.