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.

Moments before the world ends, two strangers pass each other on the San Diego boardwalk. Simon is taking a walk with his young daughter, Esther. Judith is jogging to relax before her first big job interview. When a cloud of ash descends without warning, swallowing the city behind them, Simon and Judith escape onto a nearby cruise ship and head for open water. The Yellowstone super eruption has begun, and the luxury vessel is their only hope of survival.

Dara Ruminor is a serious young duelist in the mountaintop kingdom of Vertigon, a land of dramatic cliffs and misty peaks where mysterious Fire magic runs through the stones like blood. The secluded kingdom has been peaceful for 100 years. Swords are used for sport, and successful athletes live like kings as long as the crowds love them. Eighteen-year-old Dara needs to find a wealthy patron in order to duel professionally and avoid a lifetime working in her parents' Fire Lantern shop.

When an experiment to study quantum uncertainty goes spectacularly wrong, physics student Bill Rustad and his friends find that they have accidentally created an inter-dimensional portal. They connect to Outland - an alternate Earth with identical geology, but where humans never evolved. The group races to establish control of the portal before the government, the military, or evildoers can take it away. Then everything changes when the Yellowstone supervolcano erupts in an explosion large enough to destroy civilization and kill half the planet.

Princess Charlotte’s entire life had been planned. Right up until the moment her fiancé is kidnapped on her wedding day, sending the entire kingdom hurtling toward disaster. Charlie has never left the protective grounds of the castle, but to save her intended, she’ll trade her crown for a sword and forge into dangerous rebel lands alongside her fiancé’s arrogant older brother, Logan. He thinks she’s a spoiled princess. She’s about to prove him wrong. But each step deeper into the enemy’s world confirms nothing is what it seems.

At the end of the world. Nick Peterson never expected to be stuck with a bunch of kids. A 17-year-old boy shouldn’t be responsible for keeping other people alive. But he didn’t have much choice in the matter. That’s what happens when everyone else dies.

Ex-Army Civil Affairs specialist Jo Gunning is a loner. No commitments. No fixed address. She's enjoying her anonymity in Virginia when she crosses paths with a runaway teenage girl in need. Assisting the girl in getting home leads to a phone call for help, and a claim from the girl that her father is holding her hostage. As Jo searches for answers, she finds that nothing is what it seems, and no one is telling the truth.

From the safety of the Deep Hole Sanctuary, two are sent to the surface for the first time in nine years. Rumors, tales, and expectations for the world above are that they will find a desolate wasteland filled with mutated animals and bands of roving hoards of starving people.

Jim Thompson is having a bad year. Last year; he celebrated his 25th wedding anniversary, had a good job he liked, and a home for retirement he built himself. This year, at 54 years of age; he is divorced, unemployed, and homeless. Fortunately, his luck is about to change. Enter Vincent, an extraterrestrial visitor with a crucial mission to save both our world and his, and a lesson on just how small Jim's place in the universe is.

There’s never been a female gryphon rider until the day I bonded with Ari. I only wanted to save a blinded gryphon’s life, but the act of bonding with him sets off a chain of events no one could anticipate. We must first prove ourselves at the highly competitive Gryphon Rider Academy, where we train with the nation’s finest young men. If we don’t succeed, our failure is all the proof the Crown needs to take Ari from me. If that’s not enough, our story becomes a piece on a political game board that leads our great nation of Altare into a new war without finishing an old one.

Logan West and Emma James grew up together but are now high school seniors going in totally opposite directions after graduation. When they are assigned to work together on one last history project, they hardly expect the monotony of high school life to change. Instead, as they decode a series of unexplained clues hidden within their history project itself, Logan and Emma manage to unfold an ancient mystery that has baffled scientists and archaeologists, one with powerful implications for the present day.

I've been hiding out with the dragons, but then mysterious fae show up at the dragons' stronghold and abduct me at the King's command. The royals of Embermere are hosting the Fae Heir Trials to find their successors. The winners will marry and become the next to rule the fae lands. Turns out I'm the King's illegitimate daughter, and the wicked queen intends to kill me off during the challenges. I find myself thrust into a barbaric tournament where death is all but guaranteed. I'm competing against the most gorgeous, deadly fae warriors of the realm.

Life as Aileen knew it ended when she woke up in a morgue sporting a new set of fangs after a wild night out. Now, as a courier for the supernatural world, she balances figuring out this whole vampire thing with making enough to support her ice cream habit. When a job goes disastrously awry and ends with a body on the ground, Aileen finds herself in over her head as she draws the attention of a powerful creature intent on her death.

In 2035, in a hopelessly broken world, Nick Ritter is The Posh Prepper, a gifted crisis consultant who sells disaster-survival plans to rich and powerful clients. Haunted by corrupt clients and a tragic past, Nick lives a reclusive life in overcrowded Boston, counting the days until he can retire to his survival ranch in New Zealand. But when he gets an insider tip that a deadly virus is tearing through Boston, Nick has 24 hours to escape the city and flee to New Zealand. He has the perfect survival plan, but there’s just one problem…it doesn’t account for company.

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.