Teen Girl Detective

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.

Trixie has been friends with Diana Lynch for years, even before Di's family became fabulously rich. When a long-lost uncle shows up at the Lynches' doorstep and starts ruining Di's social life, Di asks Trixie for help. But Trixie thinks Uncle Monty isn't just an annoying relative, she thinks he's an imposter!

Sixteen-year-old Alice is spending the summer in Paris, but she isn't there for pastries and walks along the Seine. When her grandmother passed away two months ago, she left Alice an apartment in France that no one knew existed. An apartment that has been locked for more than 70 years. Alice is determined to find out why the apartment was abandoned and why her grandmother never once mentioned the family she left behind when she moved to America after World War II. With the help of Paul, a charming Parisian student, she sets out to uncover the truth.

Healey’s second novel The Shattering stars Keri, a 17-year-old trying to come to terms with her brother Jake’s death. Although authorities believe Jake committed suicide, Keri cannot accept that her brother would take his own life. And when she’s approached by her classmate Janna, whose brother also committed suicide years earlier, the two team up in search of answers. Soon the girls come to a grim realization—that their brothers weren’t the first in town to die under mysterious circumstances.

Amsterdam, 1943. Hanneke spends her days procuring and delivering sought-after black market goods to paying customers, her nights hiding the true nature of her work from her concerned parents, and every waking moment mourning her boyfriend, who was killed on the Dutch front lines when the Germans invaded. She likes to think of her illegal work as a small act of rebellion.

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.

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.

Popular Daphne Blake and über-nerd Velma Dinkley aren't friends. They aren't enemies either. They don't have any reason to speak to each other, and that's how they prefer it. They grew up together - been best friends since pre-K - but when they hit middle school, Daphne dropped Velma and never looked back. These days, Daphne's deep in the popular crowd, daughter of the richest family in town, while Velma's an outsider, hiding from the world behind her thick glasses. But then Daphne's best friend, Marcy - who happens to be Velma's cousin - goes missing.

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?

Eighteen-year-old Addie Blackwood regrets nothing more than one horrible, mistake-filled night last summer. Hours after she hurled the worst words she could think of at her sister, Fiona was found dead at the bottom of a ravine. The police ruled her death an accident, but Addie’s never bought it. Her ballet-prodigy sister didn’t slip and fall; she was pushed. And Addie’s number one suspect: Thatcher Montgomery, the rich kid down the street who always had a thing for Fiona. But when Thatcher is found dead in the same ravine, Addie must admit she was wrong.

Alice Ogilvie and Iris Adams became the talk of Castle Cove when they cracked the biggest case of the fall: the death of Brooke Donovan. Together, the Agathas put Brooke's killer away for good, and since then things around town have been almost back to normal. Quiet, even. But if Alice and Iris know anything, it's that sometimes quiet is just the calm before the storm. The truth is, Brooke's disappearance wasn't the first mystery to rock Castle Cove, and it won't be the last.

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.

The fate of the world is not something a girl wants on her shoulders, and that is especially true for Lorelei McAlister. Unfortunately for her, that is exactly where the world's fate has decided to take up residence. Lorelei has seen firsthand the horrors that lie beneath our everyday world. And those horrors are getting her friends killed. Because of this, she agrees to leave the sanctity of her hometown and is sent to a different world entirely. A boarding school. But even here she is being watched.

When Olivia's mother was killed, everyone suspected her father of murder. But his whereabouts remained a mystery. Fast forward 14 years. New evidence now proves Olivia's father was actually murdered on the same fateful day her mother died. That means there's a killer still at large. It's up to Olivia to uncover who that may be. But can she do that before the killer tracks her down first?

After being placed in foster care, Rhi is hungry for a fresh start and begins working at the Happy Valley Wildlife Preserve. While in the woods, she stumbles upon a surreal sight: a pack of wolves guarding four feral and majestic girls. After Rhi gains their trust, they reveal that they’re princesses from another land, raised by a magical prophet they call Mother—and they're convinced Rhi is their lost fifth sister. Unsure what to believe, Rhi ushers the girls to civilization, where they’re met with societal uproar and scrutiny, dubbed “The Wild Girls of Happy Valley.”

"Take her out back and finish her off." She doesn’t know who she is. She doesn’t know where she is, or why. All she knows when she comes to in a ransacked cabin is that two men are arguing over whether or not to kill her.And that she must run.

Merry is bubbly, outgoing, and optimistic. Mally is thoughtful, solitary, and independent. The twins think of themselves as one. They dream the same dreams, experience the same emotions, and even share a language nobody else can understand. Then, on their 13th birthday, a mysterious fire nearly kills them both. Suddenly, they begin having strange visions - different visions - and the bond between them begins to unravel.

Partying with popular classmates they barely know is not what Eva and her BFFs had in mind for their spring break. But things have been off ever since Miles' academic career took a turn for the worse (they don't talk about it), so a trip to a private beach lodge might be exactly what they need. And Eva won’t admit it, but the chance to reconnect with Colton is worth putting up with Piper’s constant livestreams to her thousands of “besties.”

Seven months ago, Edda was on the World War I front lines as one of two hundred “Hello Girls,” female switchboard operators employed by the US Army. She spent her nights memorizing secret connection codes to stay ahead of spying enemies, and her days connecting vital calls between platoons and bases and generals, all trying to survive—and win—a brutal war. Their lives were in Edda’s hands, and one day, in fateful seconds, everything went wrong.

All eyes are on those closest to the dearly departed: her mischievous sister, Diana, now the family's only hope for redemption; New York's most notorious cad, Henry Schoon-maker, the flame Elizabeth never extinguished; the seductive Penelope Hayes, poised to claim all that her best friend left behind including Henry; even Elizabeth's scheming former maid, Lina Broud, who discovers that while money matters and breeding counts, gossip is the new currency.<