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).

Two worlds threaten to crumble in the face of a common enemy in the epic conclusion to the New York Times best-selling Daughter of Smoke & Bone trilogy—now with a gorgeous new package! What power can bruise the sky? Two worlds are poised on the brink of a vicious war. By way of a staggering deception, Karou has taken control of the chimaera's rebellion and is intent on steering its course away from dead-end vengeance. The future rests on her.

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?

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.

Lillia, Kat, and Mary had the perfect plan. Work together in secret to take down the people who wronged them. But things didn’t exactly go the way they’d hoped at the Homecoming Dance. Not even close. For now, it looks like they got away with it. All they have to do is move on and pick up the pieces, forget there ever was a pact. Eye for an eye, tooth for a tooth, burn for a burn. A broken heart for a broken heart. The girls are up to the task. They’ll make Reeve fall in love with Lillia and then they will crush him. It’s the only way he’ll learn.

Sophronia continues her second year at finishing school in style - with a steel-bladed fan secreted in the folds of her ball gown, of course. Such a fashionable choice of weapon comes in handy when Sophronia, her best friend Dimity, sweet sootie Soap, and the charming Lord Felix Mersey stowaway on a train to return their classmate Sidheag to her werewolf pack in Scotland. No one suspected what - or who - they would find aboard that suspiciously empty train.

The Gallagher Academy for Exceptional Young Women is a fairly typical all-girls school - that is, it would be if every school taught advanced martial arts in PE and the latest in chemical warfare in science, and students received extra credit for breaking CIA codes in computer class. The Gallagher Academy might claim to be a school for geniuses, but it's really a school for spies.

Rosie's led a charmed life with her loving dad, who runs the town donut shop. It's true her mother abandoned them when Rosie was just a baby, but her dad's all she's ever needed. But now that her father's had a stroke, Rosie lives with her tough-as-nails grandfather. And her beloved dog, Gloaty Gus, has just gone missing. Rosie's determined to find him. With the help of a new friend and her own determination, she'll follow the trail anywhere...no matter where it leads. If she doesn't drive the whole world crazy in the meantime.

Tessa McCaide has a unique talent for getting into trouble. Then again, it isn’t easy for a girl with psychic visions to ignore what she sees. Luckily Tessa and her family are leaving California and moving halfway across the country, giving her the perfect opportunity to leave her reputation as “Freaky Tessa” behind. But Tessa doesn’t realize that kissing the wrong guy in her new Texas town could land her in far more trouble than she ever imagined. Like being forced to attend St. Ailbe’s Academy, a secret boarding school for werewolves.

Trixie can't believe she's stuck in Sleepside all sumemr while her lucky brothers are away at camp. Then a millionaire's daughter moves in next door, a runaway kid hides out nearby, and rumors heat up that the old mansion on the hill is filled with a fortune. Maybe the summer won't be so boring after all!

Nancy is helping out her Dad’s friend, Louise Alain, and her dog, Marge, at an upcoming dog show in Montreal. Marge is a professional and needs someone she can trust to handle her at the biggest show of the season. Nancy is happy to oblige, especially since Louise invited Bess and George as well! Of course, the three friends are investigating a crime within hours of their arrival. One of the show dogs was drugged and a giant wad of gum was matted into its hair.

A prince is in River Heights. A prince! Granted, he's from a relatively minor royal family, but still. This is big news. The headlines get even bigger once the prince is found toting a painting for his family's good friend, Mrs. Mahoney - because within hours of his arrival, the federal authorities arrest him. They suspect he stole the painting from his family.

When Alexis's little sister Kasey becomes obsessed with an antique doll, Alexis thinks she is just being her usual weird self. Things get weirder, though, when their house starts changing. Doors open and close by themselves; water boils on the unlit stove; and an unplugged air conditioner blasts cold air.

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.

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.

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.

Since she can remember, Katarina's relatives have been grooming her for the family business - thieving. But when Kat tries to go straight and leave the Life for a normal life, she's promptly kicked out of her new school for stealing the headmaster's car and mounting it on the school fountain. Although she could have done it without breaking a sweat, ironically, this time, she's innocent.

​The girls of Innovations Academy escaped the confines of their unethical school, fought against the system protecting predators who targeted girls for harassment, and they’re not done yet. They’re still not free. The men from Innovations Corporation still hunt them, the woman who created them still wants control over them, and worst of all, Mena realizes that through all her pain, all her tears, the world of men has not changed.

After staking out, obtaining, and then being forced to give up her first boyfriend, Josh, all Cammie Morgan wants is a peaceful semester. But that's easier said than done when you're a CIA legacy and go to the premier school in the world...for spies. Cammie may have a genius I.Q., but there are still a lot of things she doesn't know. Like, will her ex-boyfriend even remember she exists? And how much trouble is she really in after what happened last semester? And most of all, why is her mother acting so strangely?

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.