Books like The Hidden Child by Anne Cassidy

High‑school juniors Spencer, Aria, Emily and Hanna keep both petty secrets and a darker one: the disappearance of their friend Alison, which threatens to unravel their lives and friendships.

Ruthless, a mystery novel for teens, revolves around four high school seniors who have been terrorized by a relentless stalker named A. Aria, Emily, Hanna, and Spencer must navigate their own secrets and fears as they try to uncover the truth behind the killer.

A teenage girl from a New Orleans brothel embarks on a murder investigation to get into a prestigious college.

After a car crash, 18‑year‑old Shelby Cooper awakens to the shocking truth that her presumed‑dead father is alive and vengeful, forcing her guardian mother to protect her against a hidden danger.

When the mysterious stalker "A" reveals their knowledge of the girls’ hidden crimes, four high‑school seniors confront new threats that could destroy their lives and reputations.

Jane Doe and her friends embark on a series of adventures in the town of Remarkable, following a science project gone wrong, a pirate on the run, and a secret about the town's founder's daughter.

A new teacher's sneakers are stolen, and the four children must track the thief and find their sneakers.

A young boy's quest to become a hermit leads him into a dangerous game of survival with a mysterious stranger.

A fourteen-year-old British street youth known as Blade uses keen observation and knife skills to confront thugs tied to a forgotten past.

It's Christmas in Port Sentinel, the tiny English town where Jess Tennant has been living for more than a year now. She wasn't sure how she felt about moving away from London when her mom dragged her to Port Sentinel right before the beginning of high school, but even Jess has to admit the town has completely outdone itself for the holidays. There's a Christmas market complete with mini ice-rink, and fairy lights decorate the bare trees all over town.For one of Jess's classmates, though, the Christmas season is anything but magical. She's been kidnapped and is being held in a dilapidated cottage near a deserted beach. And Jess might be the only one who can figure out where she is in time to rescue her.

"I very much need to be dead." These are the chilling last words left by a man who had everything to live for but took his own life. In the void that remains stands his widow, FBI agent Jane Hawk, surrounded by questions destined to go unanswered unless she does what all the grief and fury inside her demand: Find the truth, no matter what. People of talent and accomplishment, people seemingly happy and sound of mind, have recently been committing suicide in surprising numbers. A disturbing pattern is beginning to emerge. Jane is determined to give up everything to find out why. And if that means going rogue and becoming America's Most Wanted, then so be it. Those arrayed against her are legion, and devoted to protecting something profoundly important-or terrifying-enough to exterminate any and all in their way. But Jane is as clever as these enemies are cold-blooded, as relentless as they are ruthless. And she is driven by a righteous rage they can never comprehend. Because it is born of love.

A gripping young adult novel that delves into the complexities of friendship, eating disorders, and hidden truths.

At sixteen, Dora travels to London to seek Sherlock Holmes—whom she suspects is her father—in hopes he can help her cousin escape blackmail over stolen letters. When Holmes dies en route, a new detective steps in to aid her.

A story about a young girl who tries to buy a gold pin for her mother, despite financial difficulties and the loss of her job.

Crime writer Erica Falck discovers a Nazi medal among her late mother's belongings and, driven by a fractured childhood, digs into her family's past, uncovering dark secrets that culminate in a mysterious murder.

After a car crash, a woman recuperates in her mother’s research lab, where she is tasked with designing the perfect boy using advanced genetic simulations.

The thirteen‑year‑old heroine receives mysterious phone calls just before her family relocates from Michigan to Ohio; the calls hint that three unknown boys know more about her adoption and her future than she does.