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.

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.

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.

Toni Murphy was eighteen when she and her boyfriend, Ryan, were wrongly convicted of the murder of her younger sister. Now she is thirty-four and back in her hometown, working every day to forge and adjust to a new life on the outside. She's doing everything in her power to avoid violating her parole and going back to prison. But nothing is making that easy – not Ryan, who is convinced he can figure out the truth; not her mother, who clearly doubts Toni's innocence; and certainly not the group of women who made Toni's life miserable in high school.

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.

The people who call End of the Line need hope. They need reassurance that life is worth living. But some are unlucky enough to get through to Laura. Laura doesn’t want them to hope. She wants them to die. Laura hasn’t had it easy: she's survived sickness and a difficult marriage only to find herself heading for forty, unsettled and angry. She doesn't love talking to people worse off than she is. She craves it. But now someone’s on to her - Ryan, whose world falls apart when his pregnant wife ends her life, hand in hand with a stranger.

Milly, Aubrey, and Jonah Story are cousins, but they barely know each another, and they've never even met their grandmother. Rich and reclusive, she disinherited their parents before they were born. So when they each receive a letter inviting them to work at her island resort for the summer, they're surprised...and curious.

After the loss of a child along with a slew of agonizing misfortunes, Nick and Jess decide to end their lives. Unable to cope with the misery that fills their days, they commit one last act together and die in loving relief. But when Nick wakes up, he soon realizes that death isn't the gentle darkness he expected. Panicked and horrified, he struggles to understand the twisted abominations and hellish world he's now trapped in.

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.

All her life, Sara Gallagher has wondered about her birth parents. As an adopted child with two sisters who were born naturally to her parents, Sara did not have an ideal home life. The question of why she was given up for adoption has always haunted her. Finally, she is ready to take steps and to find closure. But some questions are better left unanswered.

Haunted by the serial killer she never caught, Detective Kimberley King leaves her job in New York and relocates to the sleepy town of Dead Woman Crossing, Oklahoma. Kimberley hopes to bring her daughter Jessica up close to her family, far from the bad memories the city holds. But her quiet new home is not the peaceful place she dreamed of. Within days of her arrival, Kimberley is called to the scene of a terrible crime: her friend Hannah, a single mother, has been brutally murdered while her one-year-old daughter was sleeping nearby.

Perla Wultz lives with her husband, Grant, and their precious daughter, Sophie, in a gated Pasadena community. Affluent, sociable, and accomplished, Perla plays the part of loving wife and mother to perfection. It seems an ideal life, if not for a decades-old crime that has become Perla’s dark and consuming secret obsession. Twenty-three years ago, Leewood Folcrum confessed to murdering two young girls during a birthday party. Though he’s been condemned to a life sentence, his crime is not forgotten.

Genevieve has secrets that no one knows. In Rome she can be whoever she wants to be. Her neighbours aren't nosy; her Italian is passable; the shopkeepers and restaurant owners now see her as a local, and they let her be. It's exactly what she wants. One morning, after getting groceries, she returns to her 500-year-old Trastevere apartment - it's exactly as she left it, not a thing out of place...except for the small box on her kitchen table. A box that definitely wasn't there this morning. A box that is addressed to "Lucy Callahan." A name that she hasn't used in 10 years.

Camille Prescott has it all. A doting husband, two children, a charming home in a seaside enclave, and a beautiful, fixed smile that exudes normalcy. But behind her polished mask lurks a much different Camille—one with a padlocked vault of secrets. Raised by a vindictive and psychotic woman, Camille has gone to great lengths to bury her past and for good reason: if her mother ever finds her, she will kill her.

By the time Laura and Olivia notice the headlights tailing them through the hills, it’s too late. What seems at first like a case of road rage quickly unfolds into a heart-pounding chase—and a battle for survival.