Kiss the Dead (Anita Blake Vampire Hunter #21) by Laurell K. Hamilton

I KNEW WITHOUT DOUBT THAT IF ANY MORE OF THE VAMPIRES TRIED TO ATTACK US I'D KILL THEM, TOO, REGARDLESS OF APPARENT AGE, RACE, SEX, OR RELIGIOUS AFFILIATIONS. I WAS AN EQUAL-OPPORTUNITY EXECUTIONER, I KILLED EVERYBODY.

My name is Anita Blake and I am a vampire hunter and necromancer, as well as a US Marshal. So when a fifteen-year-old girl is abducted by vampires, it's up to me to find her. And when I do, I'm faced with something I've never seen before: a terrifyingly ordinary group of people--kids, grandparents, soccer mums--all recently turned and willing to die to avoid serving their vampire master. And where there's one martyr, I know there will be more...

But even vampires have monsters that they're afriad of.
And I'm one of them...