Jim Chapel, the one-armed Special Forces soldier turned spy, is on the wrong side of the law. The person he trusts most in the world, the brilliant hacker known only as Angel, is suspected of terrorism. When his boss calls for Angel’s arrest, Chapel --- certain it’s a frame job --- has only one option: to go rogue. With the aid of old friends and his ex-lover, the search to find who framed Angel leads Chapel to a conspiracy with deep roots that shocks even this hardened veteran --- and a plan that will destroy the United States as we know it if it succeeds.

The tattooed plus sign on Finnegan's hand marks him as a Positive. At any time, the zombie virus could explode in his body, turning him from a rational human into a ravenous monster. If he reaches his 21st birthday without an incident, he'll be cleared. Until then, he must go to a special facility for positives. But when the military caravan transporting him is attacked, Finn becomes separated. To make it to safety, he must embark on a perilous cross-country journey across an America transformed.