For ten years Kal Hakala has been the Bureau of Supernatural Investigation's top man, the longest surviving agent in its blood-soaked history. There has been no case he couldn't crack, no monster he couldn't kill. Until a plague of zombies in Denver turns into an investigation of a vicious serial killer dubbed The Organ Donor. Fueled by rage and a hatred of all things supernatural, he dives headlong into the one mystery that could finally kill him.