Halfway to the Grave by Jeaniene Frost is the first in A Night Huntress Novel series. Catherine Crawfield is half-human, half-vampire and her current job is to kill vampires. Cat has no problems with killing vampires until she meets Bones. Bones is a vampire that has been around for over 100 years. He is also a bounty hunter who kills other vampires with a price on their head. Cat thinks she is such a great vampire killer until Bones shows her that she needs lots more training.
Cat, who has always hated all vampires because of what her mother has said her entire life, finds herself fighting her attraction for Bones. Bones, who has been attracted to Cat from the first, finally gets Cat to admit to the attraction they feel for each other. Bones and Cat must also continue to fight the "bad vampires" while they are falling for each other. Frost writes an amazing story with lots of twist and turns that keep the reader wanting more.