Descended by Blood (Vampire Born #1)

Brooke Keller is a high school junior who has never spent much time living in one place. She is finally in a town long enough to almost snag the boy of her dreams, until her life is threatened after killing a fanged man in his attempt to kidnap her. Brooke begins a dangerous journey in an effort to find out who is after her and how to stop them. In a world with powerful and prejudiced vampires, Brooke must tap into the side of her that she never knew existed at the risk of losing her life in order to save it.