It's been seven years since the ash billowed into the atmosphere, triggering some of the harshest winters in recorded history. Populations are thinning. Food is scarce. Despair overwhelming. With no way to sustain order, societies collapsed, leaving people to fend for themselves. Clay and his sister Megan have taken a handful of orphaned children into their home -- a home soaring 16 stories into the sky.

John Warren has sacrificed in his life but is now resigned to a quiet existence in a secluded home in Northern Michigan. All of that changes when he is falsely accused, with everything taken from him. Now, John Warren will fight to prove his innocence and to save the country he loves.

If society collapsed, could you survive?

When Morgan Carter's car breaks down 250 miles from his home, he figures his weekend plans are ruined. But things are about to get much, much worse: the country's power grid has collapsed. There is no electricity, no running water, no Internet, and no way to know when normalcy will be restored - if it ever will be.

An EMP bomb blasts a small town in Pennsylvania back to primitive times. Former Marine Raider Lori, a committed survivalist, finds herself in a race against the coming winter and a growing foreign threat to ensure her family's survival. As society crumbles around her, will Lori's meticulous preparation be sufficient, or will she fall to the encroaching chaos and snow?

An EMP bomb plunges a city back to primitive times. A dedicated survivalist finds herself in a race against the coming winter and a mounting external threat to ensure her family's survival. As society crumbles around her, will her meticulous preparation be enough, or will she succumb to the overwhelming chaos and snow?