Tucked away in a high-tech Tactical Operations Center, inside an isolated safehouse in the Horn of Africa, sits Agency analyst Zack Altringham. He is Kenyan-born, Princeton-educated, badly burnt-out—and condemned by his language and cultural skills to a lifetime of fighting America's shadow counter-terror wars. But when another mystery epidemic breaks out, terrifyingly quickly it reaches a tipping point and chaos descends—and Zack and his team (including two former Team Six SEALs) are trapped between the millstones of the sick and the dying on one side, and heavily armed militias on the other.

Two and a half centuries before the Hell Divers, the Machine War erupted—autonomous killer robots turning Korea into a battlefield that threatened to consume civilization. As the dust settles, three men stand at the crossroads of humanity’s fate. CEO Tyron Red, thrust into leadership of the Industrial Tech Corporation after his father’s death, works to reverse the war’s catastrophic effects while battling enemies, both human and machine, lurking in the shadows.

Katmai National Park: 7,000 square miles of rugged, isolated wilderness in southern Alaska. Vast stretches of frozen tundra, deep ancient forests, and impassable ravines ruled by the massive volcanic God, Devil's Desk. Despite the vigorous protests of Michael, the Talbots and the Tynes head to the park for a much-needed vacation away from it all.

The Galahad, a faster-than-light spacecraft, carries 50 scientists and engineers on a mission to prepare Kepler 452b, Earth's nearest habitable neighbor at 1400 light years away. With Earth no longer habitable and the Mars colony slowly failing, they are humanity's best hope. After 10 years in a failed cryogenic bed - body asleep, mind awake - William Chanokh's torture comes to an end as the fog clears, the hatch opens, and his friend and fellow hacker, Tom, greets him...by stabbing a screwdriver into his heart. This is the first time William dies.

Those who would seek a new world order have unleashed the most devastating virus onto mankind, and even they do not know the secrets hidden in their weapon. Follow along as Harry, a CDC scientist, races to figure out what exactly the virus is and how to stop it. It will be up to him and a group of marines led by Major Sanders to stop the zombie fallout before it ravages an unsuspecting world.