As America prepares to pull out of the "forever war" in Afghanistan, chaotic forces are unleashed. Against this turbulent background, infantryman Private Scott Good, narrowly escaping an ambush of his patrol convoy by militants, flees up into the forbidding mountains in the north-east of the country. As winter approaches, how long can he survive, living from hand-to-mouth with such scarce resources, and in complete isolation? When he finds...