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.

Ranger Quinn thought that morning would be like so many others. A hangover, a day off before going back to work keeping the lower levels of Zion City safe from itself. But a crime so horrific, so brutal in its execution, turns those mundane expectations around. An investigation into the death of a senior leader in their underground utopia safe from the harsh radioactive wastelands beyond their walls forces Quinn beyond that safety and into the world outside.

Titus Briggs is an Earth Defense soldier, a grunt, a decorated war hero—it's all he's ever known. So when a career-ending injury leaves him lying in a hospital bed, missing both legs, he struggles to accept his new reality. He can no longer walk, which means he can no longer fight. That is until a mysterious colonel arrives and offers Titus the opportunity to step into a new kind of war, a new kind of fight. To become a new kind of soldier. Mobile Combat Suits—MOCOMS—represent the next stage in human warfare. They enable soldiers to fight like never before.

The United States of America is falling before the armies of the dead. Leading the sole survivors of the US Army's 10th Mountain Division out of the overrun city of New York, Captain Phil Hastings heads for the safety of Fort Indiantown Gap, a National Guard training facility deep in the woodlands of Pennsylvania. Joining with other remnants of the military, government, and civilian communities, Hastings and his men must try to keep the tsunami of corpses from taking over the world and plan the resurrection of the nation.

In Boston, a battalion of light infantry struggles to maintain order as a new disease turns people into sadistic, laughing killers. As the numbers of infected grow, the battalion loses control, and the soldiers find themselves fighting for their lives against the very people they once swore an oath to protect. During the ensuing collapse, the lost battalion learns the Army is still holding out in Florida, which has been cleared of the infected. Harry Lee, its commander, decides the only hope for his men is to get there.

A survivor of undead suburbia, mountain man Augustus “Gus” Berry is extremely careful when it comes to his actions and movements. He takes no chances and painstakingly weighs every decision—until he sets out for the hospital at the edge of town, hoping to discover a treasure trove of essential supplies. Soon, Gus will experience terror the likes of which he's never encountered before . . .

This omnibus edition contains Survival (book 1) and Humanity (book 2) of the After It Happened series.

More than two centuries after World War III poisoned the planet, the final bastion of humanity lives on massive airships circling the globe in search of a habitable area to call home. Aging and outdated, most of the ships plummeted back to Earth long ago. The only thing keeping the two surviving lifeboats in the sky are Hell Divers - men and women who risk their lives by skydiving to the surface to scavenge for parts the ships desperately need.

Strap in for the opening salvo of the ARISEN: Operators epic—the biggest and most explosive ARISEN adventure yet and the untold story of the pipe-hitting operators of the Unified Special Operations Command during the first two years of the Zulu Alpha. To have any chance of reaching safety in Fortress Britain, Master Sergeant Yaël Sion must first escape the collapsing gravity well of Israel as it's devoured from within by merciless jihadi fighters, striking in the chaos of rampaging hordes of infected civilians, all in a global pandemic spiraling out of control.

One troop of beyond-Tier-1 operators gone completely off the reservation. One platoon of stalwart Army Rangers, pledged to protect them, but now pushed too far. A thousand tribes of enemy fighters who just want them all gone.