William Lotzmann thought he had left his violent past behind, finding peace in the isolation of the mountains. That illusion ended the day he killed two hikers-an act that awakened a chilling new purpose.
Determined never to be caught, he creates Aiden, an advanced AI designed to stay one step ahead of the law. As FBI agent Chris DiMeglio closes in, Lotzmann becomes increasingly dependent on the very intelligence he unleashed.
He can't survive without Aiden.
But can Aiden survive without him?