Dawn Impact

Not your usual post-apocalyptic story.

Something deadlier than the surface wants them dead.

In the near future, a chemical attack destroys the ozone layer, forcing survivors into the sprawling five-tier underground city of Orion.

For Kaz Winters, the move marks deep change. Within a week, her father, a lab technician, vanishes. Soon after, she and her mother are relocated to the city's lowest level.

Life at the bottom is brutal in a city where the poor are barely tolerated. But it's not just in...