Ruby Young's new Boston apartment comes with all the usual perks. Windows facing the brick wall of the next-door building. Heat that barely works. A malfunctioning buzzer. Noisy neighbors. A dead body on the sidewalk outside. And of course, a ghost. Since Cordelia Graves died in her apartment a few months ago, she's kept up her residency, despite being bored out of her (non-tangible) skull and frustrated by her new roommate. When her across-the-hall neighbor, Jake Macintyre, is shot and killed in an apparent mugging gone wrong outside their building, Cordelia is convinced there’s more to it.

Cast into a brutal military camp by his once loving master, Mateo feels like the last six wonderful years of his life have been a lie. With the mysteries surrounding him growing, Mateo knows that his only option is to become one of the supernaturally powerful Duelists and grow in power until he can take his fate into his own hands. That plan is thwarted from the beginning when he gets stuck with the lowest-ranked Root Card against his will, ensuring that his growth as a Duelist will always be excruciatingly slow.

Colton Beck has six months to live. He works for the Angor near Los Angeles, aware that any day could be his last. The Angor arrived twenty years ago, resolved to help mankind survive, but not everyone believes their motives are honorable. When the Angor offer humanity a colony world, Colton is determined to see another planet before his final breath. He's been diagnosed with Xeno, a rare disorder that surfaced with the Angor's arrival, but he won't let this stop him.

The war against the AI was won but a new threat is rising. Hank Spears is content with his life as a scrapper until he unearths an artificial intelligence who warns him of a grave threat to all life in the universe. Since AI has long been outlawed and anyone caught harboring one is imprisoned or executed, the two must go on the run, fleeing into the far reaches of space. They must avoid capture, all for the sake of those who would imprison them. Looking for help from old friends to fight new enemies, Hank must find a way to save himself so that he can save the universe.

Former Blackhawk pilot Luke Angel wants nothing more than to enjoy the easy life he’s found in coastal Florida. He’s got a seaplane business, a well-trained dog, and a loyal and lovable crew to throw back margaritas with. But when a plane belonging to a friend goes missing from Luke’s airport, local detectives are understandably baffled. Clues are scattered from the Keys to the far side of the Gulf of Mexico, and Luke may be the only one with the connections to piece the puzzle back together.

A tactical nuclear weapon is stolen from an Indian research facility, setting off a chain of events that spans the globe. Those behind the heist plan to use it to take out thousands of innocent people—all to assure death of a single man who they believe is too dangerous to be left alive. What are the lives of thousands compared to the safety of the world?

Widower Luke Driskell didn’t expect to fall in love and marry again so quickly. But Ashley and her daughter, Joy, are special—a quality borne out when Ashley rushes into a burning day-care center to save the children. Immediately she’s a social media sensation and hero. Then, just as suddenly, Ashley and Joy disappear into the bitterly cold night. With no trace of their whereabouts, Luke begins a panicked investigation. Alarmingly, he can find no proof that the woman he loves even exists. Left behind: just a hidden stash of fake IDs. Different names. Different cities. Same haunted face.

For Melanie Drake, school guidance counselor in a small Virginia town, the day’s challenges typically involve a playground scuffle or a student skipping school. It’s worlds away from her previous career as a vital part of the Office of Special Investigations. There, she devoted herself heart and soul to covert operations, the riskier the better.

Humans have reached the stars. There is no evidence any other species survived its own sentience long enough to do the same. Until now, when the Magellanix deep-space scout Accipiter discovers the Artifact, a million-year-old alien construct resting in a dormant volcano on a faraway world.

Silas visits his estranged grandfather's lakehouse in the aftermath of the deadly home invasion. What he discovers hidden below the floorboards triggers a mystery buried since the final trip to the Moon over fifty years earlier. Rory returns to her family home in Vermont to write her second novel, but fate has a different story in mind. Special Agent Waylen Brooks exposes a covert operation linked to the death of a retired astronaut. He soon finds out he's not the only one searching for answers and willing to kill for the truth.

Seattle, 1933. The city is in the grips of the Great Depression, Prohibition, and vice. Cutting his teeth on a small-time beat, hungry and ambitious young reporter William “Shoe” Shumacher gets a tip that could change his career. There’s been a murder at a social club on Profanity Hill—an underworld magnet for vice crimes only a privileged few can afford. The story is going to be front-page news, and Shoe is the first reporter on the scene.

When you are old enough to finally become an Earth Mars citizen, everything should be perfect. Right? Not for Liam Hoffen. He's stuck on a mining asteroid called Colony 40, helping his father work a claim that is never going to pay out. His best friend, Nick James is set for life in James' Rental business and Liam just discovered that the girl he's known forever thinks he's pretty great and now she's leaving for the Mars Naval Academy.

Miley's plans take a terrifying detour when she's abducted during a morning run. Held captive in a desolate off-grid cabin, she'll have to use her athletic prowess, cunning mind, and courage to survive. As the nightmare at the cabin escalates, Miley is forced to form an unlikely alliance and attempt a risky escape.

In a steel-and-lead-encased bunker 20 feet below the basement level of his house, a soldier waits for his final orders. On the surface, a plague ravages the planet, infecting over 90% of the populace. The bacterium burrows through the brain, destroying all signs of humanity and leaving behind little more than base, prehistoric instincts. The infected turn into hyper-aggressive predators, with an insatiable desire to kill and feed. Someday soon, the soldier will have to open the hatch to his bunker, and step out into this new wasteland, to complete his mission....

Cassie Andrews works in a New York City bookshop, shelving books, making coffee for customers, and living an unassuming, ordinary life. Until the day one of her favorite customers—a lonely yet charming old man—dies right in front of her. Cassie is devastated. She always loved his stories, and now she has nothing to remember him by. Nothing but the last book he was reading. But this is no ordinary book… It is the Book of Doors. Inscribed with enigmatic words and mysterious drawings, it promises Cassie that any door is every door. You just need to know how to open them.