Emily Bennett works as a therapist in Pennsylvania, helping children overcome their troubled pasts—even as she struggles to forget her own. Once upon a time, Emily was part of a middle school clique called the Harpies—six popular girls who bullied the new girl to her breaking point. The Harpies took a blood oath: never tell a soul what they did to Grace Farmer. Now, fourteen years later, it seems karma has caught up to them when one member of that vicious circle commits suicide.

Chloe is one of seven students at her DC-based college who are part of an unusual clinical study of psychopaths - students like herself who lack empathy and can’t comprehend emotions like fear or guilt. The study, led by a renowned psychologist, requires them to wear smart watches that track their moods and movements. When one of the students in the study is found murdered in the psychology building, a dangerous game of cat and mouse begins, and Chloe goes from hunter to prey.

From her downstairs apartment in suburban London, Emma has often overheard the everyday life of the seemingly perfect family upstairs - Steph, Paul and teenage daughter Freya - but has never got to know them. Until one day, she hears something that seizes her attention: Freya has vanished and the police are questioning Steph and Paul about their life. Do either of you have any enemies? Anyone who might want to harm or threaten you?

Six friends. One killer. Who do you trust? A teen girl is missing after a night of partying; 30 years later, the discovery of her body reopens a cold case in an absorbing novel featuring a small-town cop determined to finally get to the truth.

“Sometimes teenagers run away...Give her a few days. She’ll be back.” That’s what the police tell Jessica Moore when her seventeen-year-old daughter, Wyn, vanishes. All signs point to this being true. But days become weeks. Weeks become months. And Jessica begins to fear the terrible truth - that she may never see her daughter again. Then, one year later, when all hope seems lost, Jessica gets a flurry of text messages from Wyn that freeze her blood.

As I sit in her dimly lit bedroom, surrounded by flickering candles, I feel the crushing weight of my daughter’s absence. It's been two years since Layla was murdered. The police have searched tirelessly for her killer, but they've found nothing – it's like whoever did it vanished into thin air. My once-perfect marriage is falling apart, we can hardly look at each other anymore. Our ten-year-old son Gale is struggling. He’s changed since she died. He’s more secretive and also…

The perfect neighborhood can be the perfect place to hide… Who wouldn’t want to live in Brighton Hills? This exclusive community on the Oregon coast is the perfect mix of luxury and natural beauty. Stunning houses nestle beneath mighty Douglas firs, and lush backyards roll down to the lakefront. It’s the kind of place where neighbors look out for one another. Sometimes a little too closely…

Henry North is a down-on-his-luck cybersecurity expert from New Orleans. Adam Zhang is the cofounder of one of Austin’s most successful venture capitalist firms. These two men didn’t know each other. They had never met. Yet they died together, violently, in a place neither had any business being. When Henry doesn’t return from a business trip, his wife, Kirsten, panics - and then gets an anonymous phone call: “Your husband is dead in Austin.”

At an elite private school nestled in the Colorado mountains, Natalie, an office assistant, dreams of having a life like the school moms she deals with every day. Women like Brooke—a gorgeous heiress, ferociously loving mother and serial cheater—and Asha, an overprotective mom who suspects her husband of having an affair. Their fates are bound by the handsome assistant athletic director Nicholas, whom Natalie loves, Brooke wants and Asha needs.

The white-washed Italian villa is perfect. I thought it might feel odd, living in a stranger’s house for the summer, but as my husband and children swim in the infinity pool, I start to relax. And then, in the back of a wardrobe, I find something that shatters everything.... Sparkling green eyes, square jaw, lopsided smile. A young man with his arm around a beautiful woman. The picture is old and faded, but I’d recognize him anywhere. The man is my husband.

You’ve heard of these groups - the secretive ones that only the crème de la crème are invited into, the ones outsiders speculate about for centuries - I’m the second in my family invited to attend, but to them, I’m fresh meat. New blood. New money, too. They think they’ll elbow past me, that I’m here for their amusement, for them to walk all over, they’ll find out soon enough that I’m not.

Grace Holloway keeps to herself. Since narrowly escaping death at the hands of the man who kidnapped her, she’s thrown herself into the small inn she runs in Rock Harbor, Maine. It’s quiet, quaint and, in the off-season, completely isolated—the perfect place for Grace to keep her own secrets. But Grace isn’t the only one with something to hide, and Rock Harbor isn’t just a sleepy vacation town. Someone is taking young women—girls who look an awful lot like Grace did when she was kidnapped so many years ago.

Journalist Joan Lurie has written a seething article exposing a notorious newspaper tycoon as a sexual predator. But the night it goes live, she is brutally attacked. Traumatized and suffering the effects of a concussion, she moves into a highly secure apartment in Manhattan called the Refuge, which was at one time a Magdalen Laundry. Joan should be safe here, so how can she explain the cryptic incidents that are happening?

Emily, a popular but bookish prep school senior, goes missing after a night out with friends. She was last seen leaving a party with Alex, a football player with a dubious reputation. But no one is talking. Now three mothers, Catherine, Leslie and Morgan, friends turned frenemies, have their lives turned upside down as they are forced to look to their own children—and each other’s—for answers to questions they don’t want to ask.

I only try on one of Nina’s pristine white dresses once. Just to see what it’s like. But she soon finds out...and by the time I realize my attic bedroom door only locks from the outside, it’s far too late. But I reassure myself: The Winchesters don’t know who I really am. They don’t know what I’m capable of....