How can a colony on Mars survive when the greatest danger on the planet is humanity itself? All contact is lost with the first privately funded colony on Mars during a long and destructive sandstorm. Satellite imagery of the aftermath shows extensive damage to the facility. The 54 colonists who called it home are presumed dead.

All Dr. Brianna Lewis wants is a cup of coffee. Coffee to make slaving away in her cell culture lab at Green Fields Biotech a little more bearable on a Friday afternoon when everyone is home already. What she doesn't count on is a group of terrorists blowing up all the entrances to the building and taking her and a select few others hostage. Bree soon finds herself conflicted. Not only does she know their charismatic leader, she also starts to suspect that there is a lot more to this than the hunt for an illegal bioweapon....

When two teenagers stumble upon a frozen corpse deep in the woods, they make the fateful decision to bring it back to town—unaware they’ve just unleashed the apocalypse. In the morgue beneath the hospital, the dead begin to stir, attacking the living and spreading a relentless infection. The once-quiet town quickly descends into chaos as the hospital becomes a battleground, its halls soaked in blood as survivors fight to escape the growing horde.

If society fell apart, could your family survive? Jim Powell thought he was ready. He was a regular guy who travelled a lot for work and hated every second he was away from his young family. But when ISIS operatives unleashed a coordinated attack on America’s infrastructure, his entire world shattered. The electrical grid collapsed, communication networks were damaged, critical bridges and dams were destroyed, and major fuel refineries have gone up in massive fiery clouds.

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.

A decade ago, a devastating bioweapon changed the face of humanity. Innocent people were turned into ravenous creatures driven by a relentless urge for destruction. Now the survivors struggle to rebuild their lives in the remains of a shattered America.

It all starts with a single dead person coming back to life. Within three days, the undead have taken over most of town. Despite heroic efforts and swift initiatives from the government, disaster keeps spiraling. Soon, the infection reaches the nation's borders, threatening to become a worldwide pandemic.

According to legend, twin sisters Gemma and Mira are descended from witches. But they’ve never been able to use magic. On their 17th birthday, everything changes. They’re gifted with power over the elements, and right after receiving their magic, they’re tracked down and attacked by an ancient monster. They would have died, if not for Mira’s boyfriend, Ethan, showing up to save the day.

Spot was summoned from his comfortable charging pad and familiar floors to a world of magic and intrigue. But after the flight of his new patrons, he is left alone to care for a filthy castle. During his quest to keep this new home clean, Spot will face demons, foreign armies, and his arch nemesis, the dreaded stairs. All those who stand before him will be swept away. Those who follow his spotless trail will find enlightenment, purity, and a world on its knees.

For over 30 years, Dominion of Blades has been the hottest online role-playing game in the world. But the game is too real for some, and after an epidemic of real-life fatalities, public use of the immersion technology has been banned. Jonah wakes to find himself in-game, level one, with no memory of how he arrived and no way to eject. With only two companions, trapped in a world that once hosted millions, Jonah must battle his way across a treacherous landscape, fighting virtual monsters, all too real pain, and a very human enemy.

Isaac Race thought he'd found a new family and home. A new Life. He had, but it's all about to be snatched away. When an ambitious enemy launches a sneak attack on the USA, his peaceful life is shattered and Isaac, by his very nature a loner, must band together with a ragtag group of survivors to make their way to a sanctuary, three states away in the depths of a vicious east coast winter.

During the coldest winter on record, an EMP attack wipes out the nation's power and cripples the country. As the city spirals into lawless chaos, an investigative journalist, twenty-six-year-old Cassandra Drews, is forced onto the dangerous streets of Portland to begin the long walk to her parents' home in Oregon. But hypothermia and starvation aren't the only dangers Cass and her rescue dog, Daisy, face on their perilous trek.

Half of the earth's population has been wiped out. Impossible to predict or stop, the Gamma Ray Burst tore through the Earth like a bullet, its radiation wave killing hundreds of millions, and the after effects ensuring the deaths of billions more.

Even before becoming a husband and father, safety had been Shane McDonald’s priority for most of his 45 years. As a nuclear engineer, it’s his responsibility to keep the Sequoyah Nuclear Plant functioning at optimum levels to avoid what protesters fear most: a meltdown. But when a coronal mass ejection from the sun wipes out power across the globe, stopping a nuclear chain reaction is no longer his primary concern.

Ripped from the headlines, the explosive Trackers saga is a realistic depiction of what an EMP attack and the aftermath might look like from one of the genre's leading voices, USA Today best-selling author and former Homeland Security disaster mitigation officer Nicholas Sansbury Smith. This box set includes the entire four-book Trackers series with over 30 hours of post-apocalyptic survival fiction and action. This box set includes Trackers, Trackers 2: The Hunted, Trackers 3: The Storm, and Trackers 4: The Damned.