In the aftermath of the uprising, the people of Silo 18 are coming to terms with a new order. Some embrace the change, others fear the unknown; none have control of their fate. The Silo is still in danger. There are those set on its destruction. Jules knows they must be stopped. The battle has been won. The war is just beginning.

This is the new novel from the international bestselling author of the Wool trilogy. The old world is buried. A new one has been forged atop the shifting dunes. Here in this land of howling wind and infernal sand, four siblings find themselves scattered and lost. Palmer has never been the same since his father walked out twelve years ago. His elder sister, Vic, is trying to run away from the past; his younger brothers, Connor and Rob, are risking their lives to embrace it. His mother, left with nothing but anger, is just trying to forget. Palmer wants to prove his worth, not only to his family, but to himself. And in the barren, dune-covered landscape of his home, there is only one way to earn respect: sand-diving. Plunging deep below the desert floor in search of relics and scraps of

In a future less than fifty years away, the world is still as we know it. Time continues to tick by. The truth is that it is ticking away. A powerful few know what lies ahead. They are preparing for it. They are trying to protect us. They are setting us on a path from which we can never return. A path that will lead to destruction; a path that will take us below ground. The history of the silo is about to be written. Our future is about to begin.