It takes a survivor to know a madman. When the police need to crawl inside the mind of a monster, they call Caroline. As a child, Caroline was abducted along with her twin sister. Caroline escaped. Her sister didn’t...But there’s something different about her latest case. Something familiar. Teenage girls are being murdered, their organs removed. As the scope of horror widens, Caroline begins to experience blackouts of lost time and disturbing hallucinations that are leading her to one terrible, impossible conclusion.

Jenna is a wife, a mother, a doctor. She’s also the victim of a stalker. Frightening "gifts" are left on her doorstep, her home is broken in to, and when she leaves her house to take her children to school, he’s waiting. She feels powerless, and the police are unable to help. Then her stalker is brought into the emergency room after a terrible accident, and Jenna has to treat the man who’s been tormenting her for months. When she finds startling images on his phone, she is consumed by her need for answers.

Jake Hayes is missing. This much is certain. At first, his wife, Nina, thinks he is blowing off steam at a friend’s house after their heated fight the night before. But then a day goes by. Two days. Five. And Jake is still nowhere to be found. Lily Scott, Nina’s friend and coworker, thinks she may have been the last to see Jake before he went missing. After Lily confesses everything to her husband, Christian, the two decide that nobody can find out what happened leading up to Jake’s disappearance, especially not Nina.

Three years ago Toni's five-year-old daughter, Evie, disappeared after leaving school. The police have never been able to find her. There were no witnesses, no CCTV, no trace. But Toni believes her daughter is alive. And as she begins to silently piece together her memories, the full story of the past begins to reveal itself - and a devastating truth. Toni's mind is trapped in a world of silence. Her only chance to save herself is to manage the impossible: she must find a way to make herself heard. She must find her daughter.

Now reduced to a schoolyard chant, the Hope family murders shocked the Maine coast one bloody night in 1929. While most people assume seventeen-year-old Lenora was responsible, the police were never able to prove it. Other than her denial after the killings, she has never spoken publicly about that night, nor has she set foot outside Hope’s End, the cliffside mansion where the massacre occurred.

Celebrating her forty-fifth birthday at her local pub, popular podcaster Alix Summer crosses paths with an unassuming woman called Josie Fair. Josie, it turns out, is also celebrating her forty-fifth birthday. They are, in fact, birthday twins. A few days later, Alix and Josie bump into each other again, this time outside Alix’s children’s school. Josie has been listening to Alix’s podcasts and thinks she might be an interesting subject for her series. She is, she tells Alix, on the cusp of great changes in her life.

My best friend warned me that it was too soon to marry Edward, a widower with an adorable but troubled little boy. She said we were moving too fast. But all I could see was a kind, loving man, struggling with grief, who needed my help. Yet as storm clouds gather above our small wedding ceremony, my hopes and dreams fall apart. None of my husband’s family turns up to support us. Instead of a honeymoon, we have a quiet night in. My wedding bouquet is placed on his first wife’s grave. And then my new stepson tells me he’s sure his mother is still alive.

Rose Grahame had everything Alex D’Arcy dreams of. A handsome husband, a stunning home and a baby boy with twinkling blue eyes and a smile that would brighten the darkest of days. It’s a stark contrast to Alex’s life - her dead-end job, her borderline addiction to drink and pills, her failed engagement and her cluttered flat. But the women’s lives are about to collide - and nothing will ever be the same again.

Welcome to Stanhope. A safe neighborhood. A place for families. William Wooler is a family man, on the surface. But he’s been having an affair, an affair that ended horribly this afternoon at a motel up the road. So when he returns to his house, devastated and angry, to find his difficult nine-year-old daughter, Avery, unexpectedly home from school, William loses his temper. Hours later, Avery’s family declares her missing. Suddenly Stanhope doesn’t feel so safe. And William isn’t the only one on his street who’s hiding a lie.

Everyone from Wakarusa, Indiana, remembers the infamous case of January Jacobs, who was discovered in a ditch hours after her family awoke to find her gone. Margot Davies was six at the time, the same age as January—and they were next-door neighbors. In the twenty years since, Margot has grown up, moved away, and become a big-city journalist. But she’s always been haunted by the feeling that it could’ve been her. And the worst part is, January’s killer has never been brought to justice.

If Avery Chambers can’t fix you in 10 sessions, she won’t take you on as a client. Her successes are phenomenal—she helps people overcome everything from domineering parents to assault—and almost absorbs the emptiness she sometimes feels since her husband’s death. Marissa and Mathew Bishop seem like the golden couple—until Marissa cheats. She wants to repair things, both because she loves her husband and for the sake of their eight-year-old son. After a friend forwards an article about Avery, Marissa takes a chance on this maverick therapist.

Alicia Berenson’s life is seemingly perfect. A famous painter married to an in-demand fashion photographer, she lives in a grand house with big windows overlooking a park in one of London’s most desirable areas. One evening, her husband, Gabriel, returns home late from a fashion shoot, and Alicia shoots him five times in the face and then never speaks another word. Alicia’s refusal to talk, or give any kind of explanation, turns a domestic tragedy into something far grander, a mystery that captures the public imagination and casts Alicia into notoriety.

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....

Marnie is just 35 when her boyfriend, Brian, drops dead of a sudden heart attack. Stunned by his death, Marnie finds her greatest grief is for Troy, Brian’s son whom she has raised as her own since he was a kindergartener. When he is reclaimed by his train wreck of a birth mother, Troy’s departure drives Marnie to a grief group at the local rec center. There she finds unexpected allies, three strangers who join her in an impulsive road trip from Wisconsin to Las Vegas to reconnect with Troy.

Joe Arneson's ordinary life is upended by troubling dreams of himself as a different man in another place and time. It isn't until he visits his estranged grandmother, Pearl, in her Wisconsin hometown that a startling connection emerges. Drawn into his family's past, Joe discovers secrets weighing on the old woman's soul: the tragic death of her sister Alice a half century ago and its ripple effect on all who loved her.

On a cold January night, Sharon Lemke heads outside to see a lunar eclipse when she notices something odd at the house behind her backyard. Through her neighbor's kitchen window, she sees what appears to be a little girl washing dishes late at night. But the Fleming family doesn't have a child that age, and even if they did, why would she be doing housework at this late hour?

When eight-year-old Kathy Stone turns up on the side of the road a year after her abduction, the world awaits her harrowing story. But Kathy doesn’t say a word. Traumatized by her ordeal, she doesn’t speak at all, not even to her own parents. Child therapist Robin Hart is the only one who’s had success connecting with the girl. Robin has been using play therapy to help Kathy process her memories. But as their work continues, Kathy’s playtime takes a grim turn: a doll stabs another doll, a tiny figurine is chained to a plastic toy couch.

Every family has secrets, and on the hottest day of the year, the truth is about to come out. As a tragedy unfolds behind closed doors, the dawn chorus is split by the wail of sirens. And one by one the families who tried so hard to welcome the Wests begin to realise: Hogarth Street will never be the same again.

A&E doctor Kate North has been knocked out of her orbit by a personal tragedy. So when she's offered the chance to be an emergency replacement at the UN research station in Antarctica, she jumps at the chance. The previous doctor, Jean-Luc, died in a tragic accident while out on the ice. The move seems an ideal solution for Kate: no one knows about her past; no one is checking up on her. But as total darkness descends for the winter, she begins to suspect that Jean-Luc's death wasn't accidental at all. And the more questions she asks, the more dangerous it becomes for them all.

Psychologist Margot Scott has a picture-perfect life: a nice house in the suburbs, a husband, two children and a successful career. On a warm spring morning Margot approaches one of her clients on a busy train platform. He is looking down at his phone, with his duffel bag in hand as the train approaches. That’s when she slams into his back and he falls in front of the train. Margot’s clients all lie to her, but one lie cost her family and freedom.

Meet the Agarwals, who have gathered on a private, luxury island off the west coast of Scotland for a much-anticipated family reunion. They’ve all got secrets they would die to protect. Who will survive this high-stakes reunion, and who will become a victim of their own greed? One thing is certain: this family gathering will shatter more than just their illusions of unity.

Juliet only wanted to see her childhood home one more time–to look at it from the street. She never intended to meet the new owners, let alone talk her way into a position as their new live-in nanny. But it's too late now to tell the truth about who she really is. Six-year-old Kitty has progressive mutism and cannot speak. Nobody knows why she keeps making silent phone calls to the police. Juliet makes it her mission to find out. As Juliet settles into the house, nostalgia for her childhood gives way to uneasiness, as troubling memories surface.

Jenna is a wife, a mother, a doctor. She’s also the victim of a stalker. Frightening "gifts" are left on her doorstep, her home is broken in to, and when she leaves her house to take her children to school, he’s waiting. She feels powerless, and the police are unable to help. Then her stalker is brought into the emergency room after a terrible accident, and Jenna has to treat the man who’s been tormenting her for months. When she finds startling images on his phone, she is consumed by her need for answers.

When overwhelmed stay-at-home mom Alexis finds herself at odds with her husband after she’s charged with a DUI, she is given one chance to get her family back: complete AA and admit her faults. The problem is, she’s never had a drinking problem and has no idea what caused the blackout that led to her arrest. Still, she’s committed to working through the program, if that’s what it takes to be reunited with her two young children. But when she connects with a new friend, Farrah, she’s empowered to take a closer look at her husband’s role in her downfall.

When Nigel Baxter, a middle-aged married banker with an unremarkable past, is found dead in the bath of a plush hotel suite, his wrists slit, it looks as if he's taken his own life. At first. But when Detective Inspector Daniel Riley is assigned to the case, he soon realises all isn't as it first appears to be. When a postmortem shows Baxter was poisoned, Riley suspects foul play. And then there's the odd addition of a teddy bear left at the crime scene....

When Margaret and her husband Hal bought the large Victorian house on Hawthorn Street—for sale at a surprisingly reasonable price—they couldn’t believe they finally had a home of their own. Then they discovered the hauntings. Every September, the walls drip blood. The ghosts of former inhabitants appear, and all of them are terrified of something that lurks in the basement. Most people would flee. Margaret is not most people. Margaret is staying.

For better or for worse, Sarah Anderson has it all: a thriving career, a nice home in Ottawa, two young kids…and a marriage coming apart at the seams. Then her husband, Matthew, vanishes without a trace during a family vacation up north. Sarah and her children are nearly lost among the slumbering lakes, treacherous cliffs, and brooding forests of the Canadian Shield. A glacier-scraped realm of ancient beauty and terror, it’s a world away from the safety of the suburbs. And a big storm is brewing.

It’s the moment single-mum Kate has been dreading. With her only daughter, Chloe, about to leave home, she’s terrified by the prospect of an empty nest. That is until she meets charming lawyer Adam. He could be the perfect catch - if it wasn’t for his clingy son. Because Ben has a crush on Chloe. A crush that is fast becoming an obsession. Flattered by the attention, Chloe is happy to string him along - for now at least. But Kate can see the danger signs, even if her daughter can't.

Photographer Isla Wilson is thrilled she's landed her dream job, but the clients who hired her are getting stranger by the day. It sounded so perfect—a month's assignment at the lush Scottish Highlands property of architect Alban McGregor, and his wife, Jessica. But in the woods, there's a playhouse with a chilling history. Two years ago, the McGregors' daughter Elodie was abducted and then died in that playhouse. The townspeople insist her abductor had to be a stranger in their town. Alban refuses to knock the playhouse down, even keeping a picture of it on his wall.

Psychiatrist Dr. Gwen Moore is an expert on killers. She’s spent a decade treating California’s most depraved predators and unlocking their motives - predators much like the notorious Bloody Heart serial killer, whose latest teenage victim escaped and then identified local high school teacher Randall Thompson as his captor. The case against Thompson as the Bloody Heart Killer is damning - and closed, as far as Gwen and the media are concerned. If not for one new development.