An incurable disease has overrun the country, the European Powers are at war with the United States, and Dr. Perry Larson is trapped in his mind-numbing 12-hour-a-day job of testing and inoculating survivors. He is not a hero. He is not brave. But when his preschool daughter unexpectedly tests positive for the virus and is sent to a massive hospice camp, he is pried from his life of monotony and launched on a journey to save the only precious thing...