The Chosen have been warned. Powerful psychics across the globe have gotten the same eerie and insistent message: Go to Prosperity. Because in this small North Carolina mountain town, madness has taken hold...

Trapped in a nightmare they can't escape, the residents of Prosperity are killing one another, waking up with no memory of the monstrous acts they've committed--or the reasons why. Chief Deputy Katie Cole knows that whatever evil is afoot is beyond her expertise, and beyond the understanding of Sheriff Jackson Archer. They need help.

The Special Crimes Unit is called in for its specific brand of investigation, to aid the Chosen as well as the once-peaceful mountain town. It will take all the agents' training, all their experience, and every extra sense they can call on to get to the bottom of things in Prosperity. And as a sinister pattern begins to emerge, even the most experienced and hardened SCU agents must brace themselves for a flood of darkness unlike any the world has ever seen...