Scottish psychologist Elspeth McGann thinks her patient Lester Rains—a suave, enigmatic man who claims to be have been alive for 2,000 years and to be part of a team of extraterrestrial "farmers" waiting on Earth for an alien harvest—is a delusional schizophrenic.

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....

Years after the outbreak of a mysterious pandemic, hardly any survivors are left in the quarantined wasteland of North America. Hunger and the menace of man-eaters are nothing compared to the ferals–those who were infected and mutated by the virus. The ferals have an unquenchable need to hunt and kill, and even a single bite will quickly transform human into a rabid beast. Two survivors, the pregnant Megan and her brother David, leave a deserted colony to seek a safer haven.

Special Forces Captain Cade Rearden struggles to control the whispers in his head. Plagued by multiple personality disorder, he nearly spirals into insanity after extremists kill his whole team and hold him captive. Defeated but not broken, he can hardly believe it when an artificial intelligence named Doris rescues him and then recruits him for an impossible mission.

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.

In the wake of the cataclysmic events that reshaped our world in 2020, a sense of relief washed over us all. By late 2023, I think we were ready to just live life again. I know I was. It was a time to make new friends and put the past to rest. Rayne and I hadn’t known each other long, but we were building a solid friendship, nothing more. It was our common interests that sent us on vacation together to my remote cabin. What we didn’t, couldn’t know, was that we were on a collision course with the end of the world as we knew it.

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.

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.

When tragedy shatters 13-year-old Zelda Ruiz’s adolescence, she retreats with her uncle Mark to the bucolic town of Greywood Bay. But nothing can prepare them for the malignant terror that has long coveted these lands.

When a killer comet hurtles toward Earth, 18-year-old Joanna Murphy is selected to wait out the apocalypse in an underground bunker. She enters cryosleep with her close-knit team, preparing to resettle the planet after the atmosphere clears in 200 years. Joanna is the only one who wakes up. Faced with a bunker full of bones and a blocked exit, Joanna must claw her way to the surface, figure out what happened to her team, and try not to panic - or die. That’s going to be tricky if she’s the only person left in the world.

On the last day of normality in Mackinaw, Illinois, Oliver McCallister thinks his worst problem is figuring out how to come clean to his wife about the secret he’s been keeping from her. Zoe McCallister thinks her worst problem is squeezing in an errand at the courthouse before another long day of nursing classes—and worrying about whatever Oliver is hiding from her.

Architect Carter Grady is constructing his most prized design - a family. Two years after marrying his deceased best friend’s wife, Tori, he’s ready to officially adopt her two sons, independent Daniel, 12, and the sweet five-year-old Nathan. All he needs to do is sign the legal paperwork. But a phone call changes everything. A one-night stand from over a decade ago died in a freak accident and Carter now learns two things: the random stranger’s name...and that they share a 10-year-old son, Frances. 

The discovery of an ancient alien pyramid buried under the ice in Antarctica changes Earth forever. We learn that we are the forgotten slaves of a galaxy spanning empire called the V'kit'no'sat who abandoned our planet 100,000 years ago during a massive rebellion. Our ancestors, the Zen'zat, were given special genetic powers and ordered never to reproduce under pain of death...for themselves and their offspring. That means Earth's entire population is illegal and if the V'kit'no'sat return to reclaim their lost border colony they'll wipe out every last one of us.

The world’s food supply grows aggressively, occupying every inch of earth, no matter how inhospitable. World hunger is averted. Humanity flourishes. RC-714 is digested, absorbed…and passed on. The Change affects small fast-breeding mammals first. They multiply with the same aggressive speed as the ExoGen plants, but an insatiable hunger drives them to violence. A war between species breaks out. When RC-714 reaches humanity, along with every other large creature on the planet, civilization implodes.

Sara Morin, a brilliant computational biologist, makes a discovery that will fundamentally change our understanding of human evolution. But when she publishes her results, she ignites a firestorm she never expected.