On the day she was abducted, Annie O’Sullivan, a 32-year-old Realtor, had three goals: sell a house, forget about a recent argument with her mother, and be on time for dinner with her ever-patient boyfriend. The open house is slow, but when her last visitor pulls up in a van as she’s about to leave, Annie thinks it just might be her lucky day after all.

Eleven years ago, Lindsey Nash escaped into the night with her young daughter and left an abusive relationship. Her ex-husband, Andrew, was sent to jail and Lindsey started over with a new life. Now, Lindsey is older and wiser, with her own business and a teenage daughter who needs her more than ever. When Andrew is finally released from prison, Lindsey believes she has cut all ties and left the past behind her. But she gets the sense that someone is watching her, tracking her every move.

In the lockdown ward of a psychiatric hospital, Dr. Nadine Lavoie is in her element. She has the tools to help people, and she has the desire: Healing broken families is what she lives for. But Nadine doesn’t want to look too closely at her own past because there are whole chunks of her life that are black holes. It takes all her willpower to tamp down her recurrent claustrophobia, and her daughter, Lisa, is a runaway who has been on the streets for seven years. When a distraught woman, Heather Simeon, is brought into the Psychiatric Intensive Care Unit after a suicide attempt, Nadine gently coaxes her story out of her - and learns of some troubling parallels to her own life.

The Cold Creek Highway stretches close to five hundred miles through British Columbia’s rugged wilderness to the west coast. Isolated and vast, it has become a prime hunting ground for predators. For decades, young women traveling the road have gone missing. Motorists and hitchhikers, those passing through or living in one of the small towns scattered along the region, have fallen prey time and again. And no killer or abductor who has stalked the highway has ever been brought to justice.

Life has never been easy for the three Campbell sisters. Jess, Courtney, and Dani live on a remote ranch in Western Canada where they work hard and try to stay out of the way of their father's fists. One night a fight gets out of hand, and the sisters are forced to go on the run, only to get caught in an even worse nightmare when their truck breaks down in a small town. Events spiral out of control, and a chance encounter with the wrong people leaves them in a horrific and desperate situation.

When Anna Hartley’s husband, Henry, calls her with a terrible, guilty confession, she can’t believe what she hears. It has to be a bad joke—the mild, predictable artist she married would never hurt a fly, let alone commit murder. But her confusion turns to horror when police find his body washed up on the banks of the Rio Grande.

The rundown rental house didn’t seem so bad at first. But now, someone is stealing her food. Rattling her bedroom doorknob. Digging through her belongings. Each night brings more disturbing incidents. And each night, Nya is more convinced that it’s not an intruder. She suspects the culprit is hiding in plain sight: her peculiar roommate-of-necessity, Sidney.

Adam and Sophie Warner and their three-year-old daughter are vacationing in Washington State’s Hood Canal for Memorial Day weekend. It’s the perfect getaway to unplug—and to calm an uneasy marriage. But on Adam’s first day out on the water, he sees Sophie abducted by a stranger. A hundred yards from shore, Adam can’t save her. And Sophie disappears.

When Amy Gibson's mother is brutally murdered by her boyfriend, Amy's world is completely undone. Overcome with grief and heartache, she withdraws from everything around her—college, her friends, her entire life. Until her estranged half-brother, Oliver, saves her, pulling her back into her life and giving her family. Giving her a home.

Ignorant of civilization and cautioned against its evils, nineteen-year-old Wren and her two sisters, Sage and Evie, were raised in off-the-grid isolation in a primitive cabin in upstate New York. When the youngest grows gravely ill, their mother leaves with the child to get help from a nearby town. And they never return. As months pass, hope vanishes. Supplies are low. Livestock are dying.

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.

When single mother Darcy’s son falls from a rope bridge at a local playground, life stands still. She clutches his small, limp body, frozen, until a pair of strong hands push her aside, and she watches as George, a local doctor, saves her son’s life. George, with his twinkling hazel eyes, easy charm and lack of wedding band is almost too good to be true, but coffee becomes lunch, lunch becomes dinner, and soon they can’t go an evening without seeing each other.

Therapist turned stay-at-home mom Jules Hart’s idyllic suburban life shatters when she crashes her car into an icy lake. Her son and another teenage boy plunge into the water with her, but Jules can only manage to save one—the wrong one. Reeling from the death of her son, Jules spirals into a violent and unstable mental state. Ten months after the accident, she’s still trying to reckon with the fact that she rescued Isaac Greer, another woman’s child, when Isaac suddenly vanishes.

Aidan Thomas is a hard-working family man and a somewhat beloved figure in the small upstate New York town where he lives. He’s the kind of man who always lends a hand and has a good word for everyone. But Aidan has a dark secret he’s been keeping from everyone in town and those closest to him. He’s a kidnapper and serial killer. Aidan has murdered eight women and there’s a ninth he has earmarked for death: Rachel, imprisoned in a backyard shed, fearing for her life.

Medical student Amy Brenner is spending the night on a locked psychiatric ward. Amy has been dreading her evening working on Ward D, the hospital’s inpatient mental health unit. There are very specific reasons why she never wanted to do this required overnight rotation. Reasons nobody can ever find out. And as the hours tick by, Amy grows increasingly convinced something terrible is happening within these tightly secured walls.