Twenty years ago, gregarious Lorelei and mousy Holly became fast friends as students in the same college psychology seminar. Taught by an expert in control and human behavior, the two students also grew close to their charismatic professor. But in one twisted moment of gaslighting, their friendship flamed out and Lorelei’s once-promising future fell apart. Flash-forward, Holly has everything Lorelei ever wanted, while Lorelei is a lonely cat lady.

Three years ago, passionate surfer Kenna Ward lost her two great loves—after her boyfriend drowned, she hung up her surfboard and swore off the water for good. But she is drawn back to the beach when her best friend, Mikki, announces her sudden engagement to a man Kenna has never met—a member of a tight-knit group of surfers. Kenna travels to a remote Australian beach, entering a dangerous world far from civilization where the waves, weather, and tides are all that matter. Kenna is tempted back into the surf, and drawn into the dazzling group and the beach they call their own.

After a party when her parents are away, 18-year-old Kerry Dowling is found fully dressed at the bottom of the family pool. The immediate suspect is her boyfriend, who had a bitter argument with her at the party. Then there is a 20-year-old neighbor who was angry because she didn't invite him to the party. Or is there someone else who has not yet been seen on the radar? Kerry's older sister, Aline, a 28-year-old guidance counselor, is determined to assist the prosecutor's office in learning the truth. She does not realize that now she is putting her own life in danger....

Frankie Elkin is an average middle-aged woman, a recovering alcoholic with more regrets than belongings. But she spends her life doing what no one else will - searching for missing people the world has stopped looking for. When the police have given up, when the public no longer remembers, when the media has never paid attention, Frankie starts looking. A new case brings her to Mattapan, a Boston neighborhood with a rough reputation. She is searching for Angelique Badeau, a Haitian teenager who vanished from her high school months earlier.

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.

Joe never wanted to come back to Arnhill. After the way things ended with his old gang - the betrayal, the suicide - and what happened when his sister went missing, the last thing he wanted to do was return to his hometown. But Joe doesn’t have a choice, not after a chilling email surfaces in his inbox: I know what happened to your sister. It’s happening again....

When Heather McKinley dreamed of becoming a doctor, she imagined curing sick kids and sporting pink stethoscopes. She never anticipated the sleepless nights, grueling exams, and endless labs. And she certainly never knew that her medical school earned the nickname Dead Med thanks to the tragic history of students overdosing on illegal drugs. But Heather would never consider doing anything like that. That is, until her longtime boyfriend dumps her, she finds herself failing anatomy, and her world starts to crumble.

Gina Royal is the definition of average—a shy Midwestern housewife with a happy marriage and two adorable children. But when a car accident reveals her husband’s secret life as a serial killer, she must remake herself as Gwen Proctor—the ultimate warrior mom. With her ex now in prison, Gwen has finally found refuge in a new home on remote Stillhouse Lake.

Leigh Collier has worked hard to build what looks like a normal life. She has a good job as a defense attorney, a daughter doing well in school, and even her divorce is relatively civilized - her life is just as unremarkable as she’d always hoped it would be. But Leigh’s ordinary life masks a childhood that was far from average...a childhood tarnished by secrets, broken by betrayal, and finally torn apart by a devastating act of violence.

When human bones are found beneath an old chapel in the woods, evidence suggests the remains could be linked to the decades-old case of missing teen Annalise Jansen. Homicide detective Jane Munro—pregnant and acutely attuned to the preciousness of life—hopes the grim discovery will finally bring closure to the girl’s family. But for a group of Annalise’s old friends, once dubbed the Shoreview Six by the media, it threatens to expose a terrible pledge made on an autumn night forty-seven years ago.