Everything you need to understand or teach Halfway to the Grave by Jeaniene Frost.
Catherine Crawfield is caught between two worlds. Her mother is human and her father was a vampire. Her mother has taught her that all vampires are bad. Cat is on a quest to kill every vampire she can find. She has no idea that a 200 year-old vampire that she meets will prove to her that all vampires aren't evil and that it's possible to even find one to love.