A year has passed since the biological agent dubbed "PT-12" ravaged the United States of America. The tide of undeath caused by the outbreak has receded, and what remains of society has splintered between those living in FEMA camps and those risking life in a world without walls.

Jerri is one young woman living in such a camp, aged beyond her years by what she witnessed during the viral apocalypse and what life in the camps has become. Here in this desolate new world, both her ethics and her will to survive will be tested by the living, the dead, the camp—and beyond.