Luke and Amy have survived months in a savage land completely disrupted by the massive power outage, but this last leg of their journey will demand all of their courage as the pair navigate a desperate landscape. New factions begin to take action and sudden violence signals a fresh threat.. As they begin this last sprint across a war-torn countryside, Luke and Amy will need to reach deep for their last ounce of determination if they intend to ever make it home alive. More is revealed about Luke's past, and stunning truths unfold about the fractured government's plans for a future America. What is the endgame and who will live to see it unfold? And finally, will Luke and Amy's love endure, or will their travels together end with a bullet?