Son of a controversial Navy SEAL—trained since childhood to survive an "end of the world" collapse that never came—Nate Vigil roams America to see for himself the state of the nation and the character of those who call it home.

Jeff Hanson, an ex–Marine sniper, was getting by in life as a rancher on the Arizona-Mexico border until his wife’s recent battle with cancer wiped him out financially and hollowed him out emotionally. Then he encounters a young Mexican boy, Miguel, and his mother as they are fleeing from a vicious drug cartel. Jim calls the Border Patrol but is soon confronted by cartel soldiers who demand he turn over the mother and son. Jim refuses and is drawn into a shootout, narrowly escaping with Miguel and his mother, who has been fatally shot.

When you want to take power, call the SAS. A right-wing billionaire is standing for Parliament. He enlists the help of ex-SAS soldier, Gabriel Wolfe. Gabriel left the Army after a covert mission went disastrously wrong and has sworn never to cause another man's death. It quickly becomes clear that Sir Toby Maitland's ambitions extend far beyond a seat as an MP. When an ex-contact in Swedish Special Forces, now working for MI5, contacts Gabriel, he realises he has little choice but to try to stop his employer.

Ex-deputy US Marshal Axel Blaze is doing what he knows best—dealing with trouble. Ten years in the special forces and five years in the US Marshals have made Blaze a trained investigator and expert in combat. Blaze does not fight his opponents; he puts them down. He strikes first. And hard. Takes them out. Fast. Deputy Marshal Carter has gone missing in Little Butte, Nevada. The Dawsons own the town. The Mexican cartel is moving in on their meth business. 

Detective Mary Joe Court sleeps with a shotgun beside her bed and a lovable bull mastiff at her feet. For the past 12 years, she’s hidden from a nightmarish past, but with every passing day, her scars fade, and her heart grows lighter. Now, for the first time in her life, she looks forward to her future. She’s happy. Then she finds the body. Someone shot the victim in her chest and left her to die in a cheap motel. Joe knew her well. She grew up with her. They were sisters, of a sort.