Book excerpt: Being human is a disadvantage in post-apocalyptic America... Now that the Feeding Plague has swept through human and zombie societies, it seems like everyone is an "ex" these days. Ex-human. Ex- zombie. Except for Amy, that is. She's the only human survivor from her town-a frail. And if the feral dogs, the flesh-eating exes, and the elements don't get her, she just may discover how this all began. Because in this America, life is what you make it...