Eight years after Z-Day, the surviving remnants of mankind face the unknown. The fences and walls kept the ravenous undead at bay until they wasted away. A once overwhelming foe has turned feeble and weak, and a world gone wild seems ripe for reclamation. The scars of the long war run deep. And hope is a dangerous thing when the real enemy might just be the survivors themselves.

Following a control breach at a top-secret facility, a weapons grade biological pathogen, YPP-234, escapes and quickly spirals out of control. It is deadly, it is fast, and it goes unnoticed until it is too late. YPP-234 isn’t just a manmade biological weapon, it is a manmade extinction level event. Now it is out.

Virulent pockets of plague, first reported in China, break out worldwide and spread with mind-boggling speed. CIA black ops agent Chad Halverson flies to Los Angeles to visit his brother after receiving a call that his brother has been hospitalized after a car accident. Halverson's Boeing 737 crash-lands in an eerie Los Angeles shrouded with an impenetrable haze of smog. But that is only the tip of the iceberg of Halverson's nightmare.

An EMP attack takes out the power grid, putting 200 miles and a dangerous crew of hired assassins between former police detective Sam Wallace and his family.

Clint Redshaw walks into a port facility meeting expecting an ordinary day arguing about the budget. When the shaking starts, he keeps calm. But as the tremors stretch on and on, the ground rips apart, the dock disintegrates, and chunks of land fall into the Strait. When the quake finally ends, there's only one thing on his mind: his daughter. Mika's singing songs and laughing with a gaggle of other sixteen-year-olds as they climb into the Pacific Northwest mountains for a scout weekend. One minute, it's sunshine and good vibes, and the next, it's screaming and chaos.

Like most college students, all Callie Norton has worried about for weeks was passing this semester’s finals. After a night out celebrating, she and her friends wake up, sick with way more than the hangover of the century. All too soon, Callie realizes that this is not just a common cold she’s suffering from—and when she wakes up from a coma in a quarantine tent as the sole survivor, lack of food and water aren’t her only problems.

When Van Tudor returns to his childhood home, he inherits more than the family farm. His grandfather used to tell him fantastic stories of spacemen and monsters, princesses and galactic knights. Little did Van realize, the old man's tales were more than fiction; they were real. Hidden beneath the old barn, Van’s legacy is waiting: a starship, not of this world. With his combat AI, an android bird named Perry, Van takes his first steps into the wider galaxy. He soon finds that space is far busier and more dangerous than he could have ever conceived.

Since childhood Nila Carter has been made to spend every weekend at the family cabin. In her teenage years she believes it to be a prison; as an adult it becomes her sanctuary and means to survive. When a mysterious outbreak occurs in India, Nila's brother, Bobby, a virologist with the CDC, places the family on a precautionary alert to be ready to bug out. Unlike anything he's ever seen, the rabies-like virus is not just deadly; it causes extreme violent behavior in those infected.

After more than 20 years in special operations, USMC Gunnery Sergeant Wolf Mathison wasn’t looking forward to retirement when—implanted with an experimental artificial intelligence—he deployed on his last mission with a platoon of Marine Raiders being sent to the Jovian moon Europa. The USS Jefferson was destroyed en route, though, and only Mathison and three other marines survived. Trapped in stasis, they were hurled into the outer reaches of the solar system, where they wouldn’t be found for hundreds of years.

One week ago, there were over 300 million people living in America. Today there are less than 5,000. After a man-made plague destroys the population, cities burn and the government crumbles when the dead come back to life as flesh-hungry zombies. Wim, a 30-year-old farmer, purposely kept himself cut off from other people, but when the undead arrive at his farm, intent on eating him, he's forced to venture out into the land around him and fight to save a world on which he long ago turned his back.

Banished by bad decisions to spend the summer with his great-grandmother, Liam Peters thinks his life is over. After all, Marty Peters is a tough woman to be around. Maybe she wouldn't be so bad if she'd just take an interest in the modern technology he loves. Sure, she has some insight to her...but the woman is practically "pushing daisies". Not surprisingly, as tornado sirens announce a city-wide emergency, Liam discovers why that term should be avoided...well...like the plague.

After the War of the Gods, the demons were cast out and fell to the world. Mankind was nearly eradicated by the seemingly unstoppable beasts until the gods sent the great hero, Ramrowan, to save them. He united the tribes, gave them magic, and drove the demons into the sea. Ever since, the land has belonged to man, and the oceans have remained an uncrossable hell, leaving the continent of Lok isolated.

Ex-Special Forces operator Tom Keeler is a rambling man. He’s just passing through the town of Alencourt, France, and in less than an hour, someone tries to kill him. Nice place, nice try. But it’s a case of mistaken identity, and they picked the wrong guy. The French police can’t be trusted, except for the beautiful Cecile Nazari. She finds out fast that keeping up with Keeler is a dangerous occupation. Because someone’s preying on the weak and unprotected. Someone murderous. But they never counted on coming up against a guy like Keeler.

On a hot July day on the plains of Kansas, a US Army mechanized infantry company from the First Infantry Division gets a very vague warning order, and the young troopers saddle up on their steel beasts to go try to control "civil unrest".

Deadly radiation from a passing comet is about to destroy life on Earth. In desperation, the US government constructs a series of underground shelters to protect as many people as possible. They are expected to be underground for 20 years before returning back to the surface. But can they survive their time within the confines of the underground shelter? And what will they find when they finally emerge?