Young Adult Fiction Mystery

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.

Thirteen-year-old Ben Ripley has had a lot of field success despite only just beginning his second year at Spy School, something graduates rarely experience. But he'd never have survived without the help from experienced agents and his friends. Now he's been called in on a solo mission - and the fate of the United States of America is on his shoulders alone. The mission: Prevent a presidential assassination by infiltrating the White House and locating the enemy operative.

Charlie Thorne is a genius. Charlie Thorne is a thief. Charlie Thorne isn’t old enough to drive. And now, it’s up to her to save the world.... Decades ago, Albert Einstein devised an equation that could benefit all life on earth - or destroy it. Fearing what would happen if the equation fell into the wrong hands, he hid it. But now, a diabolical group known as the Furies are closing in on its location. In desperation, a team of CIA agents drags Charlie into the hunt, needing her brilliance to find it first - even though this means placing her life in grave danger.

Strange things are happening in Maya's tiny Vancouver Island town. First, her friend Serena, the captain of the swim team, drowns mysteriously in the middle of a calm lake. Then, one year later, mountain lions are spotted rather frequently around Maya's home and her reactions to them are somewhat . . . unexpected. Her best friend, Daniel, has also been experiencing unexplainable premonitions about certain people and situations.

Trinity Marrow has lost the battle and her beloved Protector. Even with both demons and Wardens on her side, Trin may not win the war against the Harbinger. Bringing Lucifer back to the world to fight the Harbinger is probably a really, really bad idea, but they're out of options—and the world's ultimate fallen angel is the only being powerful enough to impact the outcome. As Trin and Zayne form a new and more dangerous bond and Lucifer unleashes Hell on earth, the apocalypse looms and the world teeters on the end of forever. Win or lose, nothing will ever be the same.

Jo Montfort is beautiful and rich, and soon - like all the girls in her class - she’ll graduate from finishing school and be married off to a wealthy bachelor. Which is the last thing she wants. Jo dreams of becoming a writer - a newspaper reporter like the trailblazing Nellie Bly. Wild aspirations aside, Jo’s life seems perfect until tragedy strikes: Her father is found dead. Charles Montfort shot himself while cleaning his pistol.

It’s winter break at St. Vladimir’s, but Rose is feeling anything but festive. A massive Strigoi attack has put the school on high alert, and now the Academy’s crawling with Guardians - including Rose’s hard-hitting mother, Janine Hathaway. And if hand-to- hand combat with her mom wasn’t bad enough, Rose’s tutor Dimitri has his eye on someone else, her friend Mason’s got a huge crush on her, and Rose keeps getting stuck in Lissa’s head while she’s making out with her boyfriend, Christian.

There's something achingly familiar about Daniel Grigori. Mysterious and aloof, he captures Luce Price's attention from the moment she sees him on her first day at the Sword & Cross boarding school in sultry Savannah, Georgia. He's the one bright spot in a place where cell phones are forbidden, the other students are all screw-ups, and security cameras watch every move.

Maya Delaney's paw-print birthmark is the mark of what she truly is - a skin-walker. She can run faster, climb higher, and see better than nearly everyone else. Experiencing intense connections with the animals that roam the woods outside her home, Maya knows it's only a matter of time before she's able to Shift and become one of them. And she believes there may be others in her small town with surprising talents.

Seventeen-year-old Keralie Corrington may seem harmless, but she’s, in fact, one of Quadara’s most skilled thieves and a liar. Varin, on the other hand, is an honest, upstanding citizen of Quadara’s most enlightened region, Eonia. He runs afoul of Keralie when she steals a package from him, putting his life in danger. When Varin attempts to retrieve the package, he and Keralie both find themselves entangled in a conspiracy that leaves all four of Quadara’s queens dead.

A new YA series set within the Buffy-verse, centering on an all new Scobby Gang tied to the original characters.

When 17-year-old Iranian American Kamran Smith learns that his brother has been labeled a terrorist, he knows something isn't right. In a race against time, it is up to Kamran to prove his brother's innocence, even as the country has turned against him and his family. With the help of a ragtag team of underground intelligence professionals, Kamran must piece together the clues and the codes that will save his brother's life - and save his country from possibly the largest terrorist attack since 9/11.

Qu’est-il arrivé à Andrew, Julie-Anne et Mathieu, tous morts d’une surdose d’anticoagulant? Qui s’est attaqué à ces jeunes du plateau Mont-Royal ? S’agit-il de meurtres en série? Y aura-t-il d’autres victimes? Autant de questions que se posent Sabine et Xavier, personnages que les lecteurs avaient découverts dans L’Homme du Cheshire. Cette fois, ils sont au cœur d’une véritable enquête que mène le policier Pierre Ross, le père de Sabine.

Nobody Owens, known to his friends as Bod, is a normal boy. He would be completely normal if he didn't live in a sprawling graveyard, being raised and educated by ghosts, with a solitary guardian who belongs to neither the world of the living nor of the dead. There are dangers and adventures in the graveyard for a boy. But if Bod leaves the graveyard, then he will come under attack from the man Jack - who has already killed Bod's family…

>"Lily?" My stomach dropped as a tall, dark-haired man stepped into view. Had he been hiding between the trees? "No. Sorry." Gulping, I took a step back. "I'm not Lily." He shook his head, a satisfied grin on his face. "No. You are Lily." "I'm Summer. You have the wrong person." For months, Summer is trapped in a cellar with the man who took her - and three other girls: Rose, Poppy, and Violet. His perfect, pure flowers. His family. But flowers can't survive long cut off from the sun, and time is running out....

Seventeen-year-old Audrey Rose Wadsworth was born a lord's daughter, with a life of wealth and privilege stretched out before her. But between the social teas and silk dress fittings, she leads a forbidden secret life. Against her stern father's wishes and society's expectations, Audrey often slips away to her uncle's laboratory to study the gruesome practice of forensic medicine. Audrey's work on a string of savagely killed corpses drags her into the investigation of a serial murderer.

Mattie Gokey has a word for everything. She collects words, stores them up as a way of fending off the hard truths of her life, the truths that she can't write down in stories.

When two Niveus Private Academy students, Devon Richards and Chiamaka Adebayo, are selected to be part of the elite school’s senior class prefects, it looks like their year is off to an amazing start. After all, not only does it look great on college applications, but it officially puts each of them in the running for valedictorian, too. Shortly after the announcement is made, though, someone who goes by Aces begins using anonymous text messages to reveal secrets about the two of them that turn their lives upside down and threaten every aspect of their carefully planned futures.

The recent Strigoi attack at St. Vladimir’s Academy was the deadliest ever in the school’s history, claiming the lives of Moroi students, teachers, and guardians alike. Even worse, the Strigoi took some of their victims with them . . . including Dimitri.

Kate Harker and August Flynn are the heirs to a divided city - a city where the violence has begun to breed actual monsters. All Kate wants is to be as ruthless as her father, who lets the monsters roam free and makes the humans pay for his protection. All August wants is to be human, as good-hearted as his own father, to play a bigger role in protecting the innocent - but he's one of the monsters. One who can steal a soul with a simple strain of music.