The most terrible prophecies about the end of the world came true. A catastrophic eruption of the Yellowstone supervolcano—equal in power to billions of Vesuviuses and a million Hiroshimas—has put humanity on the brink of total destruction.
Half of America is flooded with lava, half the world is buried under poisonous ash. Sunlight cannot break through the smoke of burning fires and ash clouds; on Earth falls an eternal night and a multi-year winter. And those lucky enough to escape the scorching fire from the heavens face an even more agonizing death from hunger and cold…