Vampire$ by John Steakley

The book follows a team of professional vampire hunters who are contracted by the Vatican to eradicate vampire nests across the United States. Led by the tough and seasoned Jack Crow, the team employs a mix of modern technology and traditional methods to combat the undead threat. As they navigate the dangerous and shadowy world of vampires, they face not only the physical dangers of their mission but also internal conflicts and moral dilemmas. The story delves into themes of loyalty, survival, and the blurred lines between good and evil, all set against a backdrop of relentless action and suspense.