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?

Reclusive college student Jonathan Tibbs wakes in a pool of blood, not a scratch on him. His life is about to undergo a massive shift. A violent and merciless otherworldly enemy unleashes slaughter in the streets, calling out in a language only he understands. And it is seeking its challenger. In order to defeat the threat, Jonathan must become a temporal weapon...while remaining completely anonymous. Unfortunately, harnessing off-world powers has its own special challenges...

H.A.L.F. 9 has taken his first breath of desert air and his first steps in the human world. Created to be a weapon, he proved too powerful for his makers, hidden from humans and sedated. H.A.L.F. 9 has escaped the underground lab he called home, and the sedation has worn off. He has never been more alive. More powerful. Or more deadly.Erika Holt longs to ride her motorcycle east until pavement gives way to shore. She bides her time until graduation when she'll escape the trailer she shares with her alcoholic mother and memories of her dead father.

Earth is at war. Portals are opening across the planet and bringing creatures known as Outsiders. Their only desire is to eat, leaving a trail of destruction in their path. The only people who can stop them are the Defenders - led by Gareth Walker - who can open portals of their own to target the Outsiders in minutes. Gareth's only advantage is an ability to see glimpses of his future.

It began with a hallucination. A time loss. A mistake. A strange man reaching out to her. All part of a tourist trap, Maggie is sure, and she's lucky it wasn't worse. Yet something about her life changed that day, and she can't put her finger on what. She forces herself to move on but can never shake the inexplicable emptiness she feels.

Rhona has battled the malevolent AI intent on wiping out humanity since the first Machinations began - until she’s killed during a rescue mission gone wrong. Now, Rhona awakens to find herself transported to a new body, complete with her DNA and her personality. She's a clone...of herself. Except for her missing memories. Some of which could potentially turn the tide of the war.

For two years, six months, fourteen days, eleven hours and sixteen minutes, Subject Six-Eight-Four - ‘Jane Doe’ - has been locked away and experimented on, without uttering a single word. As Jane’s resolve begins to crack under the influence of her new - and unexpectedly kind - evaluator, she uncovers the truth about Lengard’s mysterious ‘program’, discovering that her own secret is at the heart of a sinister plot...and one wrong move, one wrong word, could change the world.

Seventeen-year-old Ryn Whittaker is a Citadel: an elite, enhanced soldier specially chosen to guard a Rift, a mysterious and dangerous portal to alternate Earths scientists cannot control or close. Trained from the age of 14, Ryn can run faster, jump farther, and fight better than a Navy SEAL - which is good when you’re not sure if a laser-wielding Neanderthal or an axe-wielding Viking is trying to make it through the Rift and into your world. But the teenager’s military conditioning and education have not prepared her for the boy who crosses through.

One man obsessed with power. One woman prepared to sacrifice everything to stop him. One war that changed the world. "World War three lasted 12 days. Twelve days was all it took for mankind to devastate the planet and almost eradicate the human race. No victor emerged from the ashes and billions lost their lives. We survivors lived through the bleakest of winters. A primal existence became the new order, and the little that remained of our humanity hung in the balance..."

On the first day, no one really noticed. All those babies wrapped in blue blankets - not a pink one in sight. On the third day, people were scared - a statistic-defying abundance of blue. Not just entire hospitals, not only entire countries, but the entire world. Boys. Only boys. Until Eve. The only girl born in 50 years. The savior of mankind. Kept protected, towering above a ruined world under a glass dome of safety until she is ready to renew the human race. But when the time comes to find a suitor...Eve doesn't only want safety and protection. She wants freedom.

Having a superpower is ordinary. Your power determines your entire life. But 17-year-old Ugene is powerless. He can’t read minds or enhance his strength. He can’t manipulate natural matter or heal injuries. Determined to find out why he is different, Ugene submits himself as a test subject at Paragon. But nothing is as it seems. All exits from the testing floor are sealed. Subjects endure brutal and sometimes deadly injuries. No amount of power can save them.

From the ruins of what used to be North America, a new nation was forged by survivors of the Fall. They called this new nation the Covenant, and two centuries later it is stronger than ever. The Moon people, descendants of lunar colonists who returned to Earth to rebuild it, rule with an iron fist to ensure their dominance over the original inhabitants, the English. For the Covenant is a nation where a chosen few prosper at the cost of everyone else.

His perfect life in its late autumn years, Bob Johnson is offered the chance of using a prototype technology to traverse gateways into alternate realities. A chance to change the course of history and possibly the nature of certain people. Bob seizes the opportunity to rescue his soul and get revenge on those who are trying ruin everything he cherishes. His reality will never be the same again.

Wendy doesn't mean to kill Dina, the energy therapy practitioner who recruited her to an allergy study. She's not even sure how it happened. How could something as silly as hand waving and hypnotism turn Wendy's skin from empathic to lethal? Better yet, how can she change it back? She has a brother to take care of; earning a little extra money was not supposed to ruin her life this way. Refusing to live forever in fear of physical contact, Wendy goes straight to the source: the company whose strange energy practices caused her dramatic transformation.

A hundred years after the world is decimated by nuclear wars, humanity has been reduced to a surviving city of people called Mainlanders. They have food, water, and a wall that separates them from their enemies - the Outlanders.

Seventeen-year-old Ryn Whittaker is a Citadel: an elite, enhanced soldier specially chosen to guard a Rift, a mysterious and dangerous portal to alternate Earths scientists cannot control or close. Trained from the age of 14, Ryn can run faster, jump farther, and fight better than a Navy SEAL - which is good when you’re not sure if a laser-wielding Neanderthal or an axe-wielding Viking is trying to make it through the Rift and into your world. But the teenager’s military conditioning and education have not prepared her for the boy who crosses through.

Forced to move into the palace, Jessa begins training as a Color Alchemist under the direction of the kingdom's most eligible bachelor, Prince Lucas. As an alchemist, Jessa must capture and harness the color of living things. Every color has a unique purpose except red. Red is the untapped magic no one can access - until Jessa.

All Violet wants is to be with Lincoln. But he has a secret so great it could tear them apart. Then there’s Phoenix. He’s intense and enigmatic, but he's always there for her. Caught up in a battle between light and dark - where angels seek vengeance and humans are warriors - Violet must decide who she’s willing to sacrifice and who to trust, because the wrong choice could cost her not only her life, but her destiny.

More than 20 years have passed since Ren and the rest of the faithful braved the starry abyss and established a colony at the base of an enigmatic alien structure where Suh-Mi has since resided alone. Ren has worked hard as the colony's 3-D printer engineer, creating the tools necessary for human survival in an alien environment - and harboring a devastating secret.

Rhoma Grace is a 16-year-old student from House Cancer with an unusual way of reading the stars. While her classmates use measurements to make accurate astrological predictions, she looks up at the night sky and makes up stories.

Wendy doesn't mean to kill Dina, the energy therapy practitioner who recruited her to an allergy study. She's not even sure how it happened. How could something as silly as hand waving and hypnotism turn Wendy's skin from empathic to lethal? Better yet, how can she change it back? She has a brother to take care of; earning a little extra money was not supposed to ruin her life this way. Refusing to live forever in fear of physical contact, Wendy goes straight to the source: the company whose strange energy practices caused her dramatic transformation.

After America’s Second Civil War, the Pro-Choice and Pro-Life armies came to an agreement. According to their Bill of Life, human life may not be terminated from the moment of conception until the age of thirteen. But between the ages of thirteen and eighteen, the child may be gotten rid of by their parent through a process called “unwinding.”

A human female. A ruthless alien. A dangerous beast she awakens inside of him. His name is Ar'Van. He is the best hunter money can buy. Tall, dangerous, non-human - and the last of his kind. When a new assignment brings him to Earth, he doesn't expect much resistance. The women he is supposed to deliver to the warlord of the Qua'Hathri are easy targets. He could outwit the earth men that protect them, with his eyes closed. But every plan can go wrong. Not because he is careless. He just hadn't expected his worst enemy and best accomplice to feel drawn to one of them.

While Olivia Martin observed life through her camera, the Abyss gazed back at her. She discovers mysterious men follow her around, people close to her are dying, and her dreams are no longer her own as she falls head over heels for a perfect stranger. A chance encounter leads to an obsession that could destroy everything she has ever known or loved. Olivia is about to find out there is a lot she doesn't know and sometimes what you don't know can kill you.

Meet Roya Stark. She drowns every night in her dreams, spends her hours reading classic literature to avoid her family's ridicule, and is prone to premonitions - which are becoming more frequent. And now her dreams are filled with strangers offering to reveal what she has always wanted to know: Who is she? That's the question that haunts her, and she's about to find out. But will Roya live to regret learning the truth?