Jack Bunker vowed to never step foot on another battlefield. But the former Combat Engineer’s new peaceful life in the Colorado mountains is shattered after an attack takes out America’s power grid. When suspicious activity plagues the nearby high-security military facility, Bunker fears he’ll soon have another war on his hands. As the story unfolds, Bunker suspects a foreign invasion is imminent, leaving him no other choice but to somehow transform the mild-mannered townsfolk into military-grade guerrilla warriors. He knows if their small town falls, America won’t be far behind. 

Jack Gee, hiking the New Zealand mountains, is blissfully unaware of the Hemorrhage virus sweeping the world. A desperate message from his wife, Dee, alerts him, and he must return to Hamilton. On the way, he is captured by flesh-eating Variants and taken to their meat locker. To escape, he will need to draw on all his experience as an outdoorsman, but first, he must find the will to survive. Surrounded by Variants, Dee is trapped in her Hamilton basement with a group of survivors. With Jack missing, and dwindling food supplies, she must leave the basement, her only defense a katana.

John Eric Carver and Shrek are a retired Navy SEAL war dog team, now living in the mountains outside of San Diego. Both man and dog thought their life was settled, finding peace on a 40-acre ranch. But a mutated virus changes everything. Taking refuge in a nearby Boy Scout camp, John leads a group of teens and their parents as they are forced to deal with infected creatures that are consuming the world. Lost Valley takes the listener through the first months of the apocalypse that threatens humanity.

John Dempsey's life - as an elite Tier One Navy SEAL named Jack Kemper - is over. A devastating terrorist action catapults him from a world of moral certainty and decisive orders into the shadowy realm of espionage, where ambiguity is the only rule. His new mission: hunt down those responsible for the greatest tragedy in the history of the US Special Ops and bring them to justice.

CIA Black Ops agent John Smith is on his latest assignment in London. Little does he know - it'll be his last. Barely surviving an attack on his life, Smith lays low for six months until he returns to the United States. His flight is strangely diverted to Philadelphia where he meets a mysterious stranger who knows all about his past and recruits him for a job. Needing a new identity, Smith becomes Michael Recker. He then tries to prevent bad things happening to innocent people while also interacting with the city's different crime factions.