Teen Girl Mystery

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).

Covered by vines and hidden by trees, the old gatehouse on the edge of the woods has been abandoned for years. But when Trixie and her pal Honey explore it, they discover more than just dust and spiderwebs inside. The two girls find a huge diamond stuck in the dirt floor! Could a ring of jewel thieves be hiding out in Sleepyside?

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.

Jim Frayne has run away from Sleepyside, before Trixie could tell him that he is the sole heir to a huge fortune. With her best friend, Honey, Trixie sets out in a trailer across upstate New York to track Jim down...and stumbles upon another mystery along the way!

Cammie Morgan has lost her father and her memory, but in the heart-pounding conclusion to the bestselling Gallagher Girls series, she finds her greatest mission yet. Cammie and her friends finally know why the terrorist organization called the Circle of Cavan has been hunting her. Now the spy girls and Zach must track down the Circle's leaders and stop them before they can implement a master plan that will change Cammie - and her country - forever.

London, April 1812. Eighteen-year-old Lady Helen Wrexhall is on the eve of her debut presentation to the Queen. Her life should be about gowns and dancing, and securing a suitable marriage. Instead, when one of her family's housemaids goes missing, Lady Helen is drawn to the shadows of Regency London. There, she finds William, the Earl of Carlston. He has noticed the disappearance, too, and is one of the few who can stop the perpetrators: a cabal of powerful demons that has infiltrated every level of society.

When she finds her best friend, Meredith, getting sick in the bathroom, Tessa knows something’s majorly wrong. Meredith was cursed years ago, and the dark magic kept her wolf dormant - only now the wolf is awake, and that same spell is killing her. Tessa has no intention of sitting around while Meredith wastes away. Even if it means playing with magic she doesn’t understand, she’ll do anything to save Meredith’s life. Including bargaining with the local coven of witches and its crazed leader, whose only goal is getting Tessa to join the witchy ranks.

Seventeen years ago, Layla Trello was murdered and her killer was never found. Enter true-crime fan Piper Gray, who is determined to reopen Layla’s case and get some answers. With the help of Jonas—who has a secret of his own—Piper starts a podcast investigating Layla’s murder. But as she digs deeper into the mysteries of the past, Piper begins receiving anonymous threats telling her to back off the investigation, or else. The killer is still out there, and Piper must uncover their identity before they silence her forever.

Meredith Molloney never thought she'd find a mate, let alone someone like Donovan Murry—one of the most powerful Alpha werewolves alive. Now that she's no longer cursed and the evil Luciana Alvarez has been taken care of, she thinks life will finally settle down. Then Donovan gets a call telling him that his pack has gone to pieces. The news that his second in command has been found brutally murdered has Donovan packing his bags for Ireland, but the last thing Meredith wants to do is go with him. She's never let a few angry wolves stop her, and she's not about to start now.

Life has been crazy since Tessa McCaide moved to Texas. She's gone from being a normal-ish girl with visions to a superpowered werewolf. She's fought off vampires and broken a nearly unbreakable curse. And she's got a hot mate, Dastien Laurent, to keep her busy. Things are looking up until the full moon ceremony rolls around. Before Tessa can strengthen her bond with Dastien, the local coven crashes the gates, demanding that Tessa - their heir apparent - be returned. If the pack wants to avoid a war with the witches, handing Tessa over is the only option.

Alexis has always been able to rely on two things: her best friends, and the magic powers they all share. Their secret is what brought them together, and their love for each other is unshakeable - even when that love is complicated. Complicated by problems like jealousy, or insecurity, or lust. Or love. That unshakeable, complicated love is one of the only things that doesn't change on prom night. When accidental magic goes sideways and a boy winds up dead, Alexis and her friends come together to try to right a terrible wrong.

The last thing Cammie Morgan remembers is leaving the Gallagher Academy to protect her friends and family from the Circle of Cavan - an ancient terrorist organization that has been hunting her for over a year. But when Cammie wakes up in an Alpine convent and discovers that months have passed, she must face the fact that her memory is now a black hole. The only traces left of Cammie’s summer vacation are the bruises on her body and dirt under her nails, and all she wants is to go home.

When Cammie Morgan arrives at her friend Macey's five star hotel for the Democratic National Convention - where Macey's father is about to receive the vice presidential nomination - she thinks she's in for an exciting end to her summer break. But if you're a Gallagher Girl, "exciting" and "deadly" are never far apart.

Frankie Rosenberg is the world's first slayer-witch, but she doesn't have that slay-life balance figured out just yet. She's still reeling from the deadly explosion at the annual slayer retreat—and new evidence that some slayers may have survived. And while she's defeated her first Big Bad, Frankie soon realizes it was just a warm up act—and bigger, badder forces of evil are only just getting started.

When Cammie Morgan enrolled at the Gallagher Academy, she knew she was preparing for the dangerous life of a spy. What she didn’t know was that the serious, real-life danger would start as soon as her junior year. But that’s exactly what happened two months ago when she faced off against an ancient terrorist organization dead set on kidnapping her.

Jennifer Allison's best-selling Gilda Joyce series features a spunky heroine with a knack for hunting down the paranormal. When best friend Wendy Choy gets an invitation to compete in a piano competition in Oxford, England, Gilda Joyce manages to secure a position as Wendy's page turner. They will sip tea, flirt with English boys, and bask in the warm glow of applause. But when Wendy seems set to become the next victim of a local ghost, the Psychic Investigator goes to work.

They say Delia burned herself to death in her stepfather's shed. They say it was suicide. But June doesn't believe it. June and Delia used to be closer than anything. Best friends in that way that comes before everyone else - before guys, before family. It was like being in love, but more. They had a billion secrets tying them together like thin silk cords. But one night a year ago, everything changed. June, Delia, and June's boyfriend, Ryan, were just having a little fun. Their good time got out of hand.

After a botched escape plan from her boarding school, Abigail is stunned to discover the school is actually a cover for an elite spy ring called The Center, along with being training grounds for future spies. Even more shocking? Abigail's mother is a top agent for The Center and she has gone MIA, with valuable information that many people would like to have - at any cost. Along with a former nemesis and charming boy from her grade, Abigail goes through a crash course in Spy Training 101, often with hilarious - and sometimes painful - results.

After barely making it out of the Kettle Springs cornfields alive, Quinn’s first year away at college should be safe and easy. All she wants is to be normal again. But instead, Quinn finds that her past won’t leave her alone when she becomes the focus of online conspiracy theories that claim the Kettle Springs Massacre never happened. It’s a deranged but relentless fantasy, and there’s nothing Quinn can do to get people to hear the truth—not even on her own campus or in her own dorm room.

It’s been weeks since Mena and the other girls of Innovations Academy escaped their elite boarding school. Although traumatized by the violence and experimentations that occurred there, Mena quickly discovers that the outside world can be just as unwelcoming and cruel. With no one else to turn to, the girls only have each other - and the revenge-fueled desire to shut down the corporation that imprisoned them.