Shortly before her 17th birthday, Emma discovers she has a long-lost twin named Sutton Mercer. She contacts Sutton, who agrees to a rendezvous but never shows up. Curious at first, Emma slips into Sutton's ultra-glamorous life, assuming her identity. When it becomes clear that Sutton is not coming back, that someone made sure she never could, Emma plunges in to investigate who could have wanted her sister gone (a fairly long list, she discovers).

Two hundred years of secrets and lies are bleeding into the present, and high school seniors, Hunter Morrissey and Rowen Corbett, find themselves linked with unseen forces shrouded in mystery and violence in the quaint river town of Sleepy Hollow...but the dark water of the Hudson River is not the only blackness looming in the distance. Truths, buried and long forgotten, have risen at a time when the veil between the living and the dead is at its thinnest.

Samantha Kingston has it all: the world's most crush-worthy boyfriend, three amazing best friends, and first pick of everything at Thomas Jefferson High—from the best table in the cafeteria to the choicest parking spot. Friday, February 12, should be just another day in her charmed life. Instead, it turns out to be her last. Then she gets a second chance. Seven chances, in fact.

Spencer covets her sister's boyfriend. Aria's fantasizing about her English teacher. Emily's crushing on the new girl at school. And Hanna uses some ugly tricks to stay beautiful. But they've all kept an even bigger secret since their friend Alison vanished.

Monday Charles is missing, and only Claudia seems to notice. Claudia and Monday have always been inseparable - more sisters than friends. So when Monday doesn’t turn up for the first day of school, Claudia’s worried. When she doesn’t show for the second day, or second week, Claudia knows that something is wrong. As Claudia digs deeper into her friend’s disappearance, she discovers that no one seems to remember the last time they saw Monday. How can a teenage girl just vanish without anyone noticing that she’s gone?

Geek girl Elle Wittimer lives and breathes Starfield, the classic science-fiction series she grew up watching with her late father. So when she sees a cosplay contest for a new Starfield movie, she has to enter. The prize? An invitation to the ExcelsiCon Cosplay Ball and a meet-and-greet with the actor slated to play Federation Prince Carmindor in the reboot. With savings from her gig at the Magic Pumpkin food truck and her dad's old costume, Elle's determined to win - unless her stepsisters get there first.

Musical genius Mackenzie is desperate to get into Juilliard, even if it means playing a duet with her best friend's boyfriend. Beautiful Ava isn't above using her assets to get an A. Athletic Caitlin is one goal away from a soccer scholarship - if she can call a time-out on her relationship drama. Popular Julie has it all - literally, thanks to her hoarder mom - and will do anything to keep her family's secret. And former It Girl Parker is experimenting with her wild side.

The marshals are looking for the perfect girl to join a mother, father, and son on the run from the nation's most notorious criminals. After all, the bad guys are searching for a family with one kid, not two, and adding a streetwise girl who knows a little something about hiding things may be just what the marshals need. Nicki swears she can keep the Trevor family safe, but to do so she'll have to dodge hit men, cyberbullies, and the specter of standardized testing, all while maintaining her marshal-mandated B-minus average.

It's one thing to fall head over heels into a puddle of hazelnut coffee, and quite another to fall for the - gasp - wrong guy. Straight-A junior Julia may be accident prone, but she's queen of following rules and being prepared. That's why she keeps a pencil sharpener in her purse and a pocket Shakespeare in her, well, pocket. And that's also why she's chosen Mark Bixford, her childhood crush, as her MTB ("meant to be").

It was a horror movie that turned into real horror—three young actors lost their lives while the camera rolled. Production stopped, and people claimed that the movie was cursed. Sixty years later, new actors are venturing onto the haunted set. In a desperate attempt to revive their failing studio, Claire's dad has green-lit a remake of Mayhem Manor—and Claire and her friends are dying to be involved. At first, Claire laughs at Jake's talk of ghosts and curses. He's been too busy crushing on her best friend Delia to notice that she's practically been throwing herself at him.

Milo Mitchell's life used to be charmed, but that was before her family dissolved, she went a little crazy, and her best friends started acting more like strangers. Spending Saturday morning in a treehouse with a stun gun for company and a herd of deer for friends is the only exciting thing in her life...until she shoots a fawn and finds her dart stuck in a guy. Her gorgeous victim is dressed in a Brioni tux and armed with a hanky. He has no idea who or where he is. Afraid her dart caused his amnesia, Milo takes him in.

When Springville residents—at least the ones still alive—are questioned about what happened on prom night, they all have the same explanation . . . Maddy did it. An outcast at her small-town Georgia high school, Madison Washington has always been a teasing target for bullies. And she's dealt with it because she has more pressing problems to manage. Until the morning a surprise rainstorm reveals her most closely kept secret: Maddy is biracial. She has been passing for white her entire life at the behest of her fanatical white father, Thomas Washington.

Travel writer Lea Sutter finds herself on a small island off the coast of South Carolina, the wrong place at the wrong time. A merciless, unanticipated hurricane cuts a path of destruction and Lea barely escapes with her life. In the storm’s aftermath, she discovers orphaned twin boys and impulsively decides to adopt them. The boys, Samuel and Daniel, seem amiable and immensely grateful; Lea’s family back on Long Island - husband Mark and their two children, Ira and Elena - aren’t quite so pleased.

After the death of her mom (screw cancer), seventeen-year-old Cecelia Ellis goes to live with her estranged grandmother, a celebrated author whose Victorian mansion is as creepy as the murder mysteries she writes. On the surface, life is utterly ordinary in the California coastal town . . . until the homecoming queen is murdered. And she’s not Seaview’s first pretty dead queen.

Sawyer Dodd is a star athlete, a straight-A student, and the envy of every other girl who wants to date Kevin Anderson. When Kevin dies in a tragic car crash, Sawyer is stunned. Then she opens her locker to find a note: "You're welcome".

Shortly before her 17th birthday, Emma discovers she has a long-lost twin named Sutton Mercer. She contacts Sutton, who agrees to a rendezvous but never shows up. Curious at first, Emma slips into Sutton's ultra-glamorous life, assuming her identity. When it becomes clear that Sutton is not coming back, that someone made sure she never could, Emma plunges in to investigate who could have wanted her sister gone (a fairly long list, she discovers).

As soon as Seneca Frazier sees the post on the Case Not Closed website about Helena Kelly, she's hooked. Helena's high-profile disappearance five years earlier is the one that originally got Seneca addicted to true crime. It's the reason she's a member of the site in the first place. So when Maddy Wright, her best friend from the CNC site, invites Seneca to spend spring break in Connecticut looking into the cold case, she immediately packs her bag.

Regan's brother Liam can't stand the person he is during the day. Like the moon from whom Liam has chosen his female namesake, his true self, Luna, only reveals herself at night. In the secrecy of his basement bedroom Liam transforms himself into the beautiful girl he longs to be, with help from his sister's clothes and makeup. Now, everything is about to change - Luna is preparing to emerge from her cocoon. But are Liam's family and friends ready to welcome Luna into their lives?

Milo Mitchell's life used to be charmed, but that was before her family dissolved, she went a little crazy, and her best friends started acting more like strangers. Spending Saturday morning in a treehouse with a stun gun for company and a herd of deer for friends is the only exciting thing in her life...until she shoots a fawn and finds her dart stuck in a guy. Her gorgeous victim is dressed in a Brioni tux and armed with a hanky. He has no idea who or where he is. Afraid her dart caused his amnesia, Milo takes him in.

LA shoe designer Maddie Springer lives her life by three rules: Fashion. Fashion. Fashion. But when she stumbles upon the work of a brutal killer, her life takes an unexpected turn from Manolos to murder. And things only get worse when her boyfriend disappears - along with $20 million in embezzled funds - and her every move is suddenly under scrutiny by the LAPD's sexiest cop. With the help of her post-menopausal bridezilla of a mother, a 300-pound psychic, and one seriously oversexed best friend, Maddie finds herself stepping out of her stilettos and onto the trail of a murderer.

Harper Price, peerless Southern belle, was born ready for a Homecoming tiara. But after a strange run-in at the dance imbues her with incredible abilities, Harper's destiny takes a turn for the seriously weird. She becomes a Paladin, one of an ancient line of guardians with agility, super strength and lethal fighting instincts.

When her boyfriend dies a most untimely death, Aura--who can see ghosts--is forced to reconsider her relationship with the living and dead in Shade.

When Abbey’s best friend, Kristen, vanishes at the bridge near Sleepy Hollow Cemetery, everyone else is all too quick to accept that Kristen is dead, and rumors fly that her death was no accident. Abbey goes through the motions of mourning her best friend, but privately, she refuses to believe that Kristen is really gone. Then she meets Caspian, the gorgeous and mysterious boy who shows up out of nowhere at Kristen’s funeral, and who keeps reappearing in Abbey’s life. Caspian clearly has secrets of his own, but he’s the only person who makes Abbey feel normal again.

Samantha Kingston has it all: the world's most crush-worthy boyfriend, three amazing best friends, and first pick of everything at Thomas Jefferson High—from the best table in the cafeteria to the choicest parking spot. Friday, February 12, should be just another day in her charmed life. Instead, it turns out to be her last. Then she gets a second chance. Seven chances, in fact.

Ricky Desmond has been through this all before. If he could just get through to his mother, he could convince her that he doesn't belong at Brookline. From the man who thinks he can fly to the woman who killed her husband, the other patients are nothing like him; all he did was lose his temper just a little bit, just the once. But when Ricky is selected by the sinister Warden Crawford for a very special program - a program that the warden claims will not cure him but perfect him - Ricky realizes that he may not be able to wait for his mom a second longer.

Sixteen-year-old Sayers Wayte has everything. Popularity, good looks, perfect grades—there's nothing Sayers' family money can't buy. Until he's kidnapped by a man who tells him the privileged life he's been living is based on a lie. Trapped in a windowless room, without knowing why he's been taken or how long the man plans to keep him shut away, Sayers faces a terrifying new reality. To survive, he must forget the world he once knew, and play the part his abductor has created for him.

There was a time when geeky, squeaky-clean Max Kilgore would never lie or steal or even think about murder. Then he accidentally unearths a devil, and Max's choices are no longer his own. The big red guy has a penchant for couch surfing and junk food - and you should never underestimate evil on a sugar high.

Sick of wrongful-death lawsuits every time a full moon comes around? Call the Underworld Detection Agency. As a human immune to magic, Sophie Lawson can help everyone from banshee to zombie transition into normal, everyday San Francisco life. With a handsome werewolf as her UDA boss and a fashionista vampire for a roommate, Sophie knows everything there is to know about the undead, the unseen, and the uncanny. That is, until a rash of gruesome murders has demons and mortals running for cover, and Sophie finds herself playing sidekick to detective Parker Hayes.

Clara Shin lives for pranks and disruption. When she takes one joke too far, her dad sentences her to a summer working on his food truck, the KoBra, alongside her uptight classmate Rose Carver. Not the carefree summer Clara had imagined. But maybe Rose isn't so bad. Maybe the boy named Hamlet (yes, Hamlet) crushing on her is pretty cute. Maybe Clara actually feels invested in her dad's business. What if taking this summer seriously means Clara has to leave her old self behind?

Charlie Wilde knew her life would change forever when her family moved from the city of Chicago to the suburbs of Arizona...and that was before she found the bracelet. After putting it on, she notices odd things start to happen. Suddenly Charlie seems to have the speed of a cheetah and the strength of an elephant - and that's just the beginning. She would be thrilled about her transformation if she had any idea how to use the device or control her amazing powers.