Jeff Brown 
Vampire War: Corruptor 

Vampire War: Corruptor begins six months after the conclusion of Vampire War: Nemesis. The DSA task force has relocated to the nation »s capital, following the path of the vampires seeking to take control. A new Master takes over, an ancient vampire risen from a stasis known as The Corruptor. She alters the plan, leaving the task force at a loss. The vampires begin their plan and the only hope for survival is The Nemesis, Alex Chance.