Lewis Hutch has spent his life preparing for the end of the world. When civilization finally collapses, the apocalypse he's always dreamed of becomes terrifyingly real. Determined to lead his family to a remote safe house, he discovers that every plan falls apart and every victory comes at a cost. As they evade a violent militia and encounter both the best and worst of humanity, Lewis is forced to confront the painful gap between playing the hero and becoming one.