She used to work for the US government, but very few people ever knew that. An expert in her field, she was one of the darkest secrets of an agency so clandestine it doesn't even have a name. And when they decided she was a liability, they came for her without warning. Now she rarely stays in the same place or uses the same name for long. They've killed the only other person she trusted, but something she knows still poses a threat. They want her dead, and soon.

Seventeen-year-old Cassie is a natural at reading people. Piecing together the tiniest details, she can tell you who you are and what you want. But, it's not a skill that she's ever taken seriously. That is, until the FBI come knocking: they've begun a classified program that uses exceptional teenagers to crack infamous cold cases, and they need Cassie. What Cassie doesn't realize is that there's more at risk than a few unsolved homicides—especially when she's sent to live with a group of teens whose gifts are as unusual as her own

When 16-year-old Tess Kendrick is sent to live with her older sister, Ivy, she has no idea that the infamous Ivy Kendrick is Washington, DC's number-one "fixer" - known for making politicians' scandals go away for a price. No sooner does Tess enroll at Hardwicke Academy than she unwittingly follows in her sister's footsteps and becomes DC's premier high school fixer, solving problems for elite teens.

Bayport High's Varsity cheer squad is made up of the hottest of the hot. But this A-list is dangerous in more ways than one. The Squad is actually a cover for the most highly trained group of underage government operatives the United States has ever assembled. They have the perfect cover, because, beyond herkeys and highlights, no one expects anything from a cheerleader.

Sixteen-year-old Kali D'Angelo has always known she's different. Sure, she goes to high school and even attends pep rallies. But every other day, Kali becomes something else, hunting and killing demons, hellhounds and other supernatural creatures. On those days, she is indestructible. When a supernatural creat leaves the mark of death on a popular cheerleader, Kali knows she is the only one who can save her. There is only one problem. Today, Kali is only human.

Maddie and Logan were torn apart by a kidnapping attempt when they were young. They were only kids - Logan's dad was POTUS and Maddie's father was the Secret Service agent meant to guard him. The kidnappers were stopped - but Maddie was whisked off to Alaska with her father, for safety. Maddie and Logan had been inseparable...but then she never heard from him again. Now it's a few years later. Maggie's a teenager, used to living a solitary life with her father. It's quiet - until Logan is sent to join them.

Ellingham Academy is a famous private school in Vermont for the brightest thinkers, inventors, and artists. It was founded by Albert Ellingham, an early 20th century tycoon, who wanted to make a wonderful place full of riddles, twisting pathways, and gardens. "A place", he said, "where learning is a game." Shortly after the school opened, his wife and daughter were kidnapped. The only real clue was a mocking riddle listing methods of murder, signed with the frightening pseudonym "Truly, Devious".

Red Kenny is on a road trip for spring break with five friends: Her best friend - the older brother - his perfect girlfriend - a secret crush - a classmate - and a killer. When their RV breaks down in the middle of nowhere with no cell service, they soon realize this is no accident. They have been trapped by someone out there in the dark, someone who clearly wants one of them dead. With eight hours until dawn, the six friends must escape, or figure out which of them is the target.

Girl genius GiGi is in a lot of hot water. A whiz with computers, she agrees to help her college RA, David, uncover some top-secret information. After all, she doesn't have family or many friends, and David has always been nice to her. It doesn't hurt that he's super cute and irresistible, too. All she has to do is hack into the government's main computer system. But a few hours later, her whole life changes.

Sixteen-year-old Sasha Lawson has only ever known one small, ordinary life. When she was young, she loved her grandfather's stories of parallel worlds, inhabited by girls who looked like her but led totally different lives. Sasha never believed such worlds were real - until now, when she finds herself thrust into one against her will. To prevent imminent war, Sasha must slip into the life of an alternate version of herself, a princess who has vanished on the eve of her arranged marriage. If Sasha succeeds in fooling everyone, she will be returned home; if she fails, she'll be trapped in another girl's life forever.

These Royals will ruin you...Ella Harper is a survivor - a pragmatic optimist. She's spent her whole life moving from town to town with her flighty mother, struggling to make ends meet and believing that someday she'll climb out of the gutter. After her mother's death, Ella is truly alone. Until Callum Royal appears, plucking Ella out of poverty and tossing her into his posh mansion among his five sons who all hate her. Each Royal boy is more magnetic than the last, but none as captivating as Reed Royal, the boy who is determined to send her back to the slums.

It was hard enough for Naomi to leave Leo, a fellow Final Six contestant, behind on a dying Earth. Now she doesn’t know who to trust. The International Space Training Camp continues to dodge every question about its past failed mission, and Naomi is suspicious that not everything is as it seems on her own mission to Europa. With just one shot at Jupiter’s moon, Naomi is determined to find out if there is dangerous alien life on Europa before she and her crew get there.

Sara Martinez is a hacker. She recently broke into the New York City foster care system to expose her foster parents as cheats and lawbreakers. However, instead of being hailed as a hero, Sara finds herself facing years in a juvenile detention facility and banned from using computers for the same stretch of time. Enter Mother, a British spy who not only gets Sara released from jail but also offers her a chance to make a home for herself within a secret MI5 agency. Operating out of a base in Scotland, the City Spies are five kids from various parts of the world.

The first day at a new school is tough for any kid, but it's especially scary when you're going to a school for spies. Cammie Morgan has spent her whole life dreaming of becoming a Gallagher Girl, but she has no idea what she’ll face when she arrives at The Gallagher Academy for Exceptional Young Women. Secret passages? Check. Lab experiments that might make you lose your eyebrows (and other body parts)? Check. Classmates who are the smartest, strongest, most intimidating girls in the world? Double check.

Raven Danvers is a typical college student…until a demon attacks her on the night of her 21st birthday. Luckily, she’s saved by Noah - a mysterious, sexy wolf shifter who appears and disappears before she can ask him any questions. Then Raven's mom is abducted by the same demon who came after her. And who turns up at the scene of the crime again? Noah. He’s hunting the demons who are taking humans, and he’s ultimately heading where Raven needs to go to save her mom - the mystical island of Avalon.

Adopted by the Alpha of a werewolf pack after a rogue wolf brutally killed her parents right before her eyes, 15-year-old Bryn knows only pack life, and the rigid social hierarchy that controls it. That doesn't mean that she's averse to breaking a rule or two. But when her curiosity gets the better of her and she discovers Chase, a new teen locked in a cage in her guardian's basement, and witnesses him turn into a wolf before her eyes, the horrific memories of her parents' murders return.

Mara Dyer believes life can't get any stranger than waking up in a hospital with no memory of how she got there. It can. She believes there must be more to the accident she can't remember that killed her friends and left her strangely unharmed. There is. She doesn't believe that after everything she's been through, she can fall in love. She's wrong.

When Freedom Airlines flight 121 went down over the Pacific Ocean, no one ever expected to find survivors. Which is why the 16-year-old girl discovered floating among the wreckage - alive - is making headlines across the globe. Even more strange is that her body is miraculously unharmed and she has no memories of boarding the plane. She has no memories of her life before the crash. She has no memories period. No one knows how she survived. No one knows why she wasn't on the passenger manifest.

For generations, girls known as Spinsters have been called by Arras' Manipulation Services to work the looms and control what people eat, where they live, how many children they have, and even when they die. Gifted with the unusual ability to weave time with matter, 16-year-old Adelice Lewys is exactly what the Guild is looking for, and in the world of Arras, being chosen as a Spinster is everything a girl could want. It means privilege, eternal beauty, and being something other than a secretary. But Adelice isn’t interested.

Two days before the start of her junior year, 17-year-old Janelle Tenner is hit by a pickup truck and killed - as in blinding light, scenes of her life flashing before her, and then nothing. Except the next thing she knows, she's opening her eyes to find Ben Michaels, a loner from her high school whom Janelle has never talked to, leaning over her. And even though it isn't possible, she knows - with every fiber of her being - that Ben has somehow brought her back to life.

Marguerite Caine grew up surrounded by cutting-edge scientific theories, thanks to her brilliant physicist parents. Yet nothing is more astounding than her mother's latest invention - a device called the Firebird, which allows people to leap into alternate dimensions.

They are coming. The countdown has begun. First visible only as blips on a telescope image, the discovery of objects approaching from Jupiter's orbit immediately sets humanity on edge. NASA doesn't even bother to deny the alien ships' existence. The popular Astral space app (broadcasting from the far side of the moon and accessible by anyone with Internet) has already shown the populace what is coming.

The series takes place in a world similar to our own but one where vampires, witches, werewolves and shape-shifters live among humans without their knowledge. These supernatural races make up a secret society known as the Night World, which enforces two fundamental laws to prevent discovery.

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.

Joey Harker isn't a hero. In fact, he's the kind of guy who gets lost in his own house. But then one day, Joey gets really lost. He walks straight out of his world and into another dimension. Joey's walk between the worlds makes him prey to two terrible forces: armies of magic and science who will do anything to harness his power to travel between dimensions.

It's a night like any other on board the Icarus. Then, catastrophe strikes: the massive luxury spaceliner is yanked out of hyperspace and plummets into the nearest planet. Lilac LaRoux and Tarver Merendsen survive. And they seem to be alone. Lilac is the daughter of the richest man in the universe. Tarver comes from nothing, a young war hero who learned long ago that girls like Lilac are more trouble than they're worth. But with only each other to rely on, Lilac and Tarver must work together, making a tortuous journey across the eerie, deserted terrain to seek help.

When young women start dying, Boston cop Samantha Ryan is the perfect person to investigate, for only she knows what the archais symbol carved into their flesh means. The last in a long line of ruthless witches, she grew up in a coven seduced by power and greed. And now she's sure that bad witches have returned to Salem. Reluctantly, Samantha goes undercover - into a town obsessed with black magic, into her terrifying past, and into thedark, newly awakened heart of evil.

A tale of the distant future by the author of The Shape-Changer's Wife brings listeners to a world in which the fate of all life rests on the voice of an angel.

Elena Gilbert is alive - again. When Elena sacrificed herself to save the two vampire brothers who love her - the handsome, brooding Stefan and the sleek and dangerous Damon - she was consigned to a fate beyond death. Until a powerful supernatural force pulled her back. Now Elena is not just human. She has powers and gifts that were bestowed on her in the afterlife. What's more, her blood pulses with an overwhelming and unique force that makes her irresistible to any vampire.

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.

When 16-year-old Tess Kendrick is sent to live with her older sister, Ivy, she has no idea that the infamous Ivy Kendrick is Washington, DC's number-one "fixer" - known for making politicians' scandals go away for a price. No sooner does Tess enroll at Hardwicke Academy than she unwittingly follows in her sister's footsteps and becomes DC's premier high school fixer, solving problems for elite teens.

Adopted by the Alpha of a werewolf pack after a rogue wolf brutally killed her parents right before her eyes, 15-year-old Bryn knows only pack life, and the rigid social hierarchy that controls it. That doesn't mean that she's averse to breaking a rule or two. But when her curiosity gets the better of her and she discovers Chase, a new teen locked in a cage in her guardian's basement, and witnesses him turn into a wolf before her eyes, the horrific memories of her parents' murders return.

Bayport High's Varsity cheer squad is made up of the hottest of the hot. But this A-list is dangerous in more ways than one. The Squad is actually a cover for the most highly trained group of underage government operatives the United States has ever assembled. They have the perfect cover, because, beyond herkeys and highlights, no one expects anything from a cheerleader.

Kira's earliest memories are of living alone and wild in the woods. She has no idea how long she was on her own or what she had to do to survive, but she remembers the moment that Cady Bennett and one of her search-and-rescue dogs found her. Adopted into the Bennett family, Kira still struggles with human interaction years later, but she excels at the family business: search-and-rescue. Then Cady's estranged father asks for her help in locating a missing child—one of several visitors who has disappeared in the Sierra Glades National Park in the past 12 months.

Seventeen-year-old Cassie is a natural at reading people. Piecing together the tiniest details, she can tell you who you are and what you want. But, it's not a skill that she's ever taken seriously. That is, until the FBI come knocking: they've begun a classified program that uses exceptional teenagers to crack infamous cold cases, and they need Cassie. What Cassie doesn't realize is that there's more at risk than a few unsolved homicides—especially when she's sent to live with a group of teens whose gifts are as unusual as her own