Follows a group of people struggling in the face of a full-scale socioeconomic collapse in America that has caused the breakdown of all technology and supply chains while unleashing riots and predatory gangs throughout the country.

"London burned for three weeks. And then it got worse ... Lalla has grown up sheltered from the chaos amid the ruins of civilization. But things are getting more dangerous outside. People are killing each other for husks of bread, and the police are detaining anyone without an identification card. On her sixteenth birthday, Lalla's father decides it's time to use their escape route--a ship he's built that is only big enough to save five hundred people....

In the Utah desert, Brother Francis of the Albertian Order of Leibowitz has made a miraculous discovery: the relics of the martyr Isaac Leibowitz himself, including the blessed blueprint and the sacred shopping list. They may provide a bright ray of hope in a terrifying age of darkness, a time of ignorance and genetic monsters that are the unholy aftermath of the Flame Deluge. But as the spellbinding mystery at the core of this extraordinary novel...