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 Aging and outdated, most of the ships plummeted back to Earth long ago.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.

A secret buried in the Antarctic. A puzzle unsolved for thousands of years. And a Brooklyn-born master gunnery sergeant who's royally pissed that he has to babysit the researchers sent to figure it all out. But when Patrick "Wic" Finnegan finally sees what the team has uncovered, he can't believe his eyes, nor is he prepared for the violence to come. Soon, the portal opens and unleashes a storm of unbridled fury upon humanity.

The mission is simple. Escort an emissary to an intergalactic peace summit. Try not to get in the way. Lt. Magnus and his 79th Recon Team have certainly handled worse, after all. But when an explosion rocks the tower and sends everyone into a panic, Magnus and his asset find themselves cut off from the rest of the team. Worse still, a dying alien chieftain gives them a priceless drive of intel, marking them for death. The mission has officially changed. With enemies on all sides, Magnus must do everything in his power to protect the emissary and escape the tower.

The year is 2380, and the graduating cadets of Aurora Academy are being assigned their first missions. Star pupil Tyler Jones is ready to recruit the squad of his dreams, but his own boneheaded heroism sees him stuck with the dregs nobody else in the academy would touch....

In a Post-Apocalyptic world of Magic and Machinery, Jack Knight is an orphan who finds himself caught between a life-altering decision. Join the military and fight the demon hordes or sell his soul to the Corpos. Both options having minimal appeal to a shut-in like Jack. Thanks to the high cost of living, and his sister’s medical expenses, Jack has never given much thought to what he’d want to do with life, always living paycheck to paycheck, scrounging just enough to keep the lights on and his sister safe. However, an Angel presents him with a third option.

Humanity is running out of options. Habitable planets are being destroyed as quickly as they're found and Naira Sharp thinks she knows the reason why. The all-powerful Mercator family has been controlling the exploration of the universe for decades, and exploiting any materials they find along the way under the guise of helping humanity's expansion. But Naira knows the truth, and she plans to bring the whole family down from the inside.

While training for a manned mission to Mars, Dr. Sophie Winston and her team of scientists find themselves cut off from the rest of the world. Trapped inside a biosphere deep within the confines of Cheyenne Mountain, Sophie and crew discover they are the survivors of a brutal alien invasion. But as they struggle to stay alive, they realize their safe haven is far from safe and that they must team up with other survivors around the world to defeat the aliens before it’s too late for humanity and the Earth.

Go to war or go to jail. For small-time street hustler Cam Alvarez, the choice is simple.... He has no family, no friends, no place in the world...nothing to lose. When his latest con results in the death of a cartel hit man, Cam opts to join the Marines and leave Earth to fight a vicious alien enemy. Drafted into the Marine Drop-Troopers, Cam discovers there’s one thing he’s even better at than running street-con games, and that’s killing the enemy.

Logan Conner is the son of a king, the heir to the largest of the five star-dominions, and the best mech pilot in the galaxy. His people are plagued by pirates and raiders, surrounded by enemies, and not even his father can fight them all. Logan gives up his position, his rank, even his name, and becomes Jonathan Slaughter, leader of a rough-and-ready band of mercenary mech-jocks bent on taking the battle to the enemy on their own terms.

After a soldier is left for dead, Eva Delgado's life begins to unravel. The truth of what happened remains a mystery, and the government will stop at nothing to keep it buried. Together with the unit's medic, Eva finds herself branded a terrorist and enemy of the state, hunted by two opposing governments. When the pair uncover a plot that could have ramifications for the whole galaxy, they know they have to act, but it will take all of their training, cunning and just a bit of luck to do what no one else has achieved. But what do you do when every secret begets another?

Cade Korbin became a bounty hunter because he knew what it was like to be hunted. What he didn’t know was who he’d end up hunting. When it suited the Coalition, Cade was a Paladin, a member of their elite special forces. He did their dirty work and cleaned up their messes. Until his dark ops went public, and Cade was drummed out of the service with a dishonorable discharge. As if he’d ever been doing anything but following orders.

Captain Eva Innocente and the crew of La Sirena Negra cruise the galaxy delivering small cargo for even smaller profits. When her sister Mari is kidnapped by The Fridge, a shadowy syndicate that holds people hostage in cryostasis, Eva must undergo a series of unpleasant, dangerous missions to pay the ransom.

Sanda and Biran Greeve were siblings destined for greatness. A high-flying sergeant, Sanda has the skills to take down any enemy combatant. Biran is a savvy politician who aims to use his new political position to prevent conflict from escalating to total destruction. However, on a routine maneuver, Sanda loses consciousness when her gunship is blown out of the sky. Instead of finding herself in friendly hands, she awakens 230 years later on a deserted enemy warship controlled by an AI who calls himself Bero. The war is lost.

When petty criminal Cal Carver is locked in a cell with a deranged, semi-naked cannibal, he suspects his life has hit its lowest point. He is mistaken. Abducted by aliens and whisked across the galaxy, Cal is thrown into a team of misfits and criminals and sent on a top secret mission for the president of Space. And that's when everything starts to go very, very wrong....

The Apex Trilogy box set includes three books: Dead Mech, The Americans, and Metal and Ash. The three books feature a post-apocalyptic zombie-ridden landscape with military and mechanical action and loads of adventure. What began in the wasteland of Dead Mech continued alongside in Europe and Asia in The Americans and then, has its epic conclusion in Metal and Ash!