Dark Predator (Dark, #19)

As brutal as the undead he hunted, Zacarias De La Cruz was a master executioner. Now his stark and savage journey has ended. For his brothers, Zacarias had walked to the edge of madness, but with centuries as a killing machine now left to the past and without a hunt to define him, Zacarias wonders, for the first time in his life, who he really is. The answer awaits him back home, in Peru, in the betrayal of a woman who is readying her trap, in the vengeance of an old enemy, in the inevitable consequences of a bloody family legacy-and in the deliverance of a lifemate he never could have imagined ...