Suzette knows her clever and manipulative seven-year-old daughter doesn’t love her. She can see the hatred and jealousy in her eyes. And as Hanna’s subtle acts of cruelty threaten to tear her and her husband apart, Suzette fears her very life may be in grave danger....

Imogen and Beck, two sisters who couldn't be more different, have been friends with Tilda since high school. Once inseparable, over two decades, the women have grown apart. But after Imogen survives a traumatic attack, Beck suggests they all reunite to hike deep into the Grand Canyon’s backcountry. A week away, secluded in nature...surely it’s just what they need. But as the terrain grows tougher, tensions from their shared past bubble up. And when supplies begin to disappear, it becomes clear secrets aren’t the only thing they’re being stalked by.

Grace isn’t exactly thrilled when her newly widowed mother, Jackie, asks to move in with her. They’ve never had a great relationship, and Grace likes her space—especially now that she’s stuck at home during a pandemic. Then again, she needs help with the mortgage after losing her job. And maybe it’ll be a chance for them to bond—or at least give each other a hand. But living with Mother isn’t for everyone. Good intentions turn bad soon after Jackie moves in. Old wounds fester; new ones open.

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.

After years of city life, Orla and Shaw Bennett are ready for the quiet of New York's Adirondack mountains — or at least, they think they are. Settling into the perfect farmhouse with their two children, they are both charmed and unsettled by the expanse of their land, the privacy of their individual bedrooms, and the isolation of life a mile from any neighbor.

Sol Reyes has had a rough year. After a series of workplace incidents at her university lab culminates in a plagiarism accusation, Sol is put on probation. Dutiful visits to her homophobic father aren’t helping her mental health, and she finds her nightly glass of wine becoming more of an all-day—and all-bottle—event. Her wife, Alice Song, is far more optimistic. After all, the two finally managed to buy a house in the beautiful gated community of Maneless Grove. However, the neighbors are a little too friendly in Sol’s opinion.

On a sunny morning in June, Margaret Carpenter wakes up to find a new iPhone on her doorstep. She switches it on to find a text from her best friend, Charity Atwater. The problem is, Charity’s been missing for over a month. Most people in town—even the police—think she’s dead. Margaret and Charity have been lifelong friends. They share everything, know the most intimate details about one another…except for the destructive secret hidden from them both. A secret that will trigger a chain of events ending in tragedy, bloodshed, and death. And now Charity wants Margaret to know her story.

Iðunn is in yet another doctor's office. She knows her constant fatigue is a sign that something's not right, but practitioners dismiss her symptoms and blood tests haven't revealed any cause. When she talks to friends and family about it, the refrain is the same—have you tried eating better? exercising more? establishing a nighttime routine? She tries to follow their advice, buying everything from vitamins to sleeping pills to a step-counting watch. Nothing helps. Until one night Iðunn falls asleep with the watch on, and wakes up to find she’s walked over 40,000 steps in the night.

When the mutilated body of a young woman is discovered in the desert on the outskirts of Los Angeles, the detective assigned to the case can't deny the similarities between this murder and one that occurred a year prior. Media outlets are quick to surmise this is the work of a budding serial killer, but Detective Bill Renney is struggling with an altogether different scenario: a secret that keeps him tethered to the husband of the first victim.

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.

At first glance, Phil Pendleton and his son Adam are just an ordinary father and son, no different from any other. What no one knows is that Phil is a prisoner, and that up until a few weeks ago and a chance encounter at a grocery store, he had never seen the child before in his life.

Janie is the last person Hannah and Christopher Bauer want to see again. But Janie’s moved back to Clarksville. She’s no longer the frail child Hannah and Christopher adopted over eleven years ago. The child who destroyed their lives. Now Janie is out of juvenile detention—a beautiful, confident young adult—and publicly promoting her new tell-all memoir.

Charlotte’s daughter Stella is sensitive and brilliant, perhaps even a genius, but a recent change in her behavior has alarmed her mother. Following the sudden death of Stella’s babysitter, Blanka, the once disruptive and anti-social child has become docile and agreeable. But what’s unsettling is that she has begun to mirror Blanka’s personality, from Blanka’s repetitive phrases to her accent, to fierce cravings for Armenian meat stew after being raised a vegetarian.

When Demi Rao, a young woman, is at her wits' end and on the run from escaping her captor, she comes across an employment ad from the Ivory family, looking for someone to help maintain their elaborate estate. Although the ad is strange with meticulous directions to wear all white, no makeup, and speak quietly, Demi applies. With no choices, Demi gets and accepts the job, and when she does, she quickly realizes she's not there to clean; she's there for a purpose.

Henry is a brilliant engineer who, after untold hours spent in his home lab, has achieved the breakthrough of his career—he’s created an artificially intelligent consciousness. He calls the half-formed robot William. No one knows about William. Henry’s agoraphobia keeps him inside the house, and his fixation on his project keeps him up in the attic, away from everyone, including his pregnant wife, Lily.

Suzette knows her clever and manipulative seven-year-old daughter doesn’t love her. She can see the hatred and jealousy in her eyes. And as Hanna’s subtle acts of cruelty threaten to tear her and her husband apart, Suzette fears her very life may be in grave danger....

Grace isn’t exactly thrilled when her newly widowed mother, Jackie, asks to move in with her. They’ve never had a great relationship, and Grace likes her space—especially now that she’s stuck at home during a pandemic. Then again, she needs help with the mortgage after losing her job. And maybe it’ll be a chance for them to bond—or at least give each other a hand. But living with Mother isn’t for everyone. Good intentions turn bad soon after Jackie moves in. Old wounds fester; new ones open.

After years of city life, Orla and Shaw Bennett are ready for the quiet of New York's Adirondack mountains — or at least, they think they are. Settling into the perfect farmhouse with their two children, they are both charmed and unsettled by the expanse of their land, the privacy of their individual bedrooms, and the isolation of life a mile from any neighbor.

Imogen and Beck, two sisters who couldn't be more different, have been friends with Tilda since high school. Once inseparable, over two decades, the women have grown apart. But after Imogen survives a traumatic attack, Beck suggests they all reunite to hike deep into the Grand Canyon’s backcountry. A week away, secluded in nature...surely it’s just what they need. But as the terrain grows tougher, tensions from their shared past bubble up. And when supplies begin to disappear, it becomes clear secrets aren’t the only thing they’re being stalked by.

When Leah’s daughter, Nyla, unexpectedly appears at her cabin in the Appalachian Mountains, it’s a dream come true. For five years, Leah hasn’t seen or heard from her daughter—ever since Nyla stormed out of the house, determined to go live with her idealized father.

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.

Charlotte’s daughter Stella is sensitive and brilliant, perhaps even a genius, but a recent change in her behavior has alarmed her mother. Following the sudden death of Stella’s babysitter, Blanka, the once disruptive and anti-social child has become docile and agreeable. But what’s unsettling is that she has begun to mirror Blanka’s personality, from Blanka’s repetitive phrases to her accent, to fierce cravings for Armenian meat stew after being raised a vegetarian.

Eva never really wanted to be a mother - and certainly not the mother of a boy who ends up murdering seven of his fellow high school students, a cafeteria worker, and a much-adored teacher who tried to befriend him, all two days before his 16th birthday. Now, two years later, it is time for her to come to terms with marriage, career, family, parenthood, and Kevin’s horrific rampage, in a series of startlingly direct correspondences with her estranged husband, Franklin.

Kerry’s life is in shambles: Her husband has left her, her drinking habit has officially become a problem, and though the deadline for her big book deal—the one that was supposed to change everything—is looming, she can’t write a word. When she sees an ad for a caretaker position at a revitalized roadside motel in the Catskills, she jumps at the chance. It's the perfect getaway to finish her book and start fresh. But as she hunkers down in a blizzard, she spots something through the window: a pale arm peeking out from a heap of snow.

This is the day my life changes forever. It started so normally. The alarm went at 7am. My husband made bacon and pancakes for me and our seven-year-old daughter, the kitchen full of chatter and laughter. He gave me a quick kiss, told me he loved me, grabbed his wallet, and rushed off to work. Just an ordinary day. Until I get the call from the school. It was Tom’s turn to pick up our daughter. He must be held up for some reason. I find Tom’s phone under our bed. Now I know there’s something seriously wrong. I scroll through his messages. A text sent late last night: I KNOW EVERYTHING.

On a sunny morning in June, Margaret Carpenter wakes up to find a new iPhone on her doorstep. She switches it on to find a text from her best friend, Charity Atwater. The problem is, Charity’s been missing for over a month. Most people in town—even the police—think she’s dead. Margaret and Charity have been lifelong friends. They share everything, know the most intimate details about one another…except for the destructive secret hidden from them both. A secret that will trigger a chain of events ending in tragedy, bloodshed, and death. And now Charity wants Margaret to know her story.

Ana and Reid needed a lucky break. The horrifically complicated birth of their first child has left Ana paralyzed, bitter, and struggling: with mobility, with her relationship with Reid, with resentment for her baby. That's about to change with the words any New Yorker would love to hear—affordable housing lottery. They've won an apartment in the Deptford, one of Manhattan's most revered buildings. Reid dismisses disturbing events and Ana’s deep unease and paranoia as the price of living in New York—people are odd—but he can't explain the needle-like bite marks on the baby.

Meg Russo was behind the wheel when it happened. She and her husband Justin were driving their daughter Lily to Ithaca College, the family celebrating the eighteen-year-old music prodigy’s future. Then a car swerved up beside them, the young men inside it behaving bizarrely—and Meg lost control of her own vehicle. The family road trip turned into a tragedy. Justin didn’t survive the accident.

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.

Missouri, 1955. Loretta Davenport has led an isolated life as a young mother and a wife to Pete, an ambitious assistant professor at a Bible college. They’re the picture of domestic tranquility—until a local girl is murdered and Loretta begins receiving messages from beyond. Pete dismisses them as delusions of a fevered female imagination. Loretta knows they’re real—and frightening.