When Jamie and Kirsty move into their first home together, they are full of optimism. The future, in which they plan to get married and start a family, is bright. The other residents of their building seem friendly too, including the Newtons, a married couple who welcome them to the building with open arms. But then strange things start to happen. Dead rats are left on their doorstep. They hear disturbing noises, and much worse, in the night.

When a woman's body is found in the grounds of a ruined priory, Detective Imogen Evans realises she is dealing with a serial killer - a killer whose victims appear to die in a state of bliss, eyes open, smiles forever frozen on their faces.

Two years ago, Julia lost her family in a tragic accident. Her husband drowned trying to save their daughter, Lily, in the river near their rural home. But the little girl’s body was never found—and Julia believes Lily is somehow still alive. Alone and broke, Julia opens her house as a writers’ retreat. One of the first guests is Lucas, a horror novelist, who becomes obsessed with finding out what happened to Lily.

After twenty years apart, Matthew and Helena have rekindled their college romance and are away in Iceland on their first holiday together. Swept up in the romance on a mountain hike, one moment they are taking the perfect photo, the next Helena is hanging from the cliff edge…

Gemma Robinson comes into Elliot’s life like a whirlwind, and they marry and settle into his home. When she asks him if her parents can come to stay for a couple of weeks, he is keen to oblige - he just doesn’t quite know what he’s signing up for. The Robinsons arrive with Gemma’s sister, Chloe, a mysterious young woman who refuses to speak or leave her room.

Two years ago, on a trip to Seattle to visit her brother Aidan, fifteen-year-old Scarlett vanished into thin air. After years of false leads and dead ends, Aidan has almost given up hope. But then a woman sees a girl running for her life across a forest clearing in Northern California. She is convinced the girl is the missing Scarlett. But could it really be her?

For four years Jessica has never doubted that her sister Isabel’s death was an accident. But when Jessica’s young daughter seems to know long-forgotten details about her aunt’s past, Jessica can’t shake the feeling that there’s a more sinister truth behind the tragedy. As Jessica unearths disturbing revelations about her sister, and about the people she loved and trusted most, it becomes clear Isabel’s life was less than perfect and that Jessica’s might also be at risk.

Lynn Naismith gave up the job she loved when she married Ed, the love of her life, but it was worth it for the happy years they enjoyed together. Now, 10 years on, Ed has been diagnosed with early onset dementia, and things start to happen - things more sinister than missing keys and lost words. As some memories are forgotten, others, long buried, begin to surface...and Lynn’s perfect world begins to crumble. But is it Ed’s mind playing tricks, or hers....?

When Andrew Sumner meets beautiful, edgy Charlie, he is certain his run of bad luck has finally come to an end. But as the two of them embark on an intense affair, Andrew wonders if his grasp on reality is slipping. Items go missing in his apartment. Somebody appears to be following him. And as misfortune and tragedy strike his friends and loved ones, Andrew is forced to confront the frightening truth.…

It was supposed to be the trip of a lifetime, a final adventure before settling down. But after a perfect start, an encounter with a young couple on a night train forces Daniel and Laura to cut their dream trip short and flee home. Back in London, Daniel and Laura vow never to talk about what happened that night.

Alex Parkinson is in love with his writing tutor, Siobhan. He has never loved anyone like this, but how can he convince Siobhan that they are meant to be together? So Alex stalks her on Facebook and finds out where she lives, buys her presents using her own credit card and sends her messages telling her exactly what he wants to do to her. He breaks into her house, reads her diary and secretly listens to her while she takes a bath. Isn't that what all lovers do?

It was the job she had dreamed of since childhood. But on her very first day, when an unnerving encounter drags up memories Sophie Greenwood would rather forget, she wonders if she has made a mistake. A fatal mistake. What is her ambitious young assistant really up to? And what exactly happened to Sophie's predecessor? When her husband and daughter are pulled into the nightmare, Sophie is forced to confront the darkest secrets she has carried for years.

My darling little boy Albie adores playing at our new neighbours’ house. And after the terrible year we’ve had, I feel so lucky that we can start over in this perfect place, with new friends who treat Albie like the son they never had. He can’t stop talking about the tree house they’re building him, and the cookies they bake together. But as time passes, something starts to feel wrong. Why don’t they ever open the front door more than a crack? They told me they had no children so who does the small pink tricycle I saw in their hall belong to?

She bursts into my life like a storm, and nothing is the same again. One by one, I watch as my friends fall under her spell. Only I see that her smiles don’t reach her cold, furious eyes. And when I’m accused of things I didn’t do, when my home is vandalized, I know she’s behind it. But she only lets her mask slip when no one is looking, so if I say anything, I’ll look crazy. So when the baby shower comes around, I’m sitting on a velvet sofa in a posh hotel room, surrounded by balloons. But that afternoon, I finally learn the unbelievable truth. There is no baby....

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.

Dear Elizabeth, I've been watching you. I hope to see you...soon. Liz Cafferky is on the up. Rescued from her dark past by the owner of a drop-in centre for older men, Liz soon finds herself as the charity's face - and the unwilling darling of the Dublin media. Amidst her claustrophobic fame, Liz barely notices a letter from a new fan. But then one of the centre's clients is brutally murdered, and Elizabeth receives another, more sinister note. Running from her own ghosts, Liz is too scared to go to the police.

He's posted on your wall. He's following you on Twitter. He knows where you are right now.... When Amy receives an email from her older sister, Becky, announcing that she's off travelling and 'don't try to find me', she is worried. Becky would never do such a thing on a whim. Amy - who is recovering from an abusive relationship that has left her terrified of love - soon finds that Becky had started using online dating sites. Aided by Becky's neighbour, Gary, Amy sets about tracking down the men her sister had dated.

Dr Cat Lupo aches for another child despite the psychosis which marked her first pregnancy. So when Ruby Winter, a small girl in need of help, arrives in the middle of the night, it seems like fate. But as the events behind Ruby's arrival emerge - her mother's death, her connection to Cat - Cat questions whether her decision to help Ruby has put her own daughter at risk.

Robin Ballantyne's life is finally coming together. After learning she was pregnant with twins and being abandoned by her irresponsible boyfriend, Adam, she's settling into life as a single mother. But one night, after putting the children to bed, she hears an argument and suddenly, a body falls past her window. Running outside, she finds the body of Paula Carmichael, a renowned activist.

Emily Klein doesn’t know she has killed her husband until the day of his funeral. At first, signs point to a tragic accident. Yet, as Emily pieces together the events before his death - events which led to her own memory loss - she begins to suspect that her husband’s death may have been the result of more than a terrible twist of fate.... But the accident is only the beginning. Because while Emily’s physical scars will heal, the trauma of the accident has awakened old ghosts. She hears strange sounds, catches things that can’t possibly be there in the corner of her eye.

You lost your daughter. You will never forgive yourself. And now someone is determined to make you pay.... Seventeen years ago, something happened to Jess' daughter, Beth. The memory of it still makes her blood run cold. Jess has tried everything to make peace with that day, and the part she played in what happened. It was only a brief moment of desire...but she'll pay for it with a lifetime of guilt.

Neve comes across a troubled woman called Isabelle on Waterloo Bridge late one night. Isabelle forces a parcel into Neve's hands and jumps to her death in the icy Thames below. Two weeks later, as Neve's wreck of a life in London collapses, an unexpected lifeline falls into her lap - a charming cottage in Cornwall left to her by Isabelle, the woman on the bridge. The solution to all her problems.

In one terrible moment, paramedic Sophie Phillips' life is ripped apart - her police officer husband is shot on their doorstep and their ten-month-old son is abducted from his bed. Suspicion surrounds her possibly corrupt husband, but Sophie believes the attack is much more personal. Sophie enlists her husband's partner in the hunt for her son, but will the history they share prove harmful to Sophie's ability to complete her mission?

Six months ago, Charlotte almost lost everything. Now, she’s determined to keep her daughter, Elle, safe. So when local girls close to Elle in age and appearance begin to go missing, it’s her worst nightmare. Charlotte’s fears are confirmed when a frantic search becomes a shocking murder investigation. The girls’ bodies have been found - half-buried, and with traces of mud and wildflowers under their fingernails. As Charlotte’s obsession with keeping her daughter close pushes her marriage to the brink, local DI Madeleine Wood embarks on a gruelling search for the killer.

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.

Kaitlyn Best is stuck in a rut. So when she discovers she's pregnant after a one-night stand with Alex, her school crush, she throws caution to the wind and accepts his offer to make a new life together in the depths of the Lake District, far from her home...and her demons. But Alex is not what he seems. And when Kaitlyn's world begins to crumble before her eyes, she realises she barely knows the man she has agreed to spend the rest of her life with.

Alice: beautiful, kind, manipulative, liar. Clare: intelligent, loyal, paranoid, jealous. Clare thinks Alice is a manipulative liar who is trying to steal her life. Alice thinks Clare is jealous of her long-lost return and place in their family. One of them is telling the truth. The other is a maniac. Two sisters. One truth.

Single mother Callie has come to rely heavily on her best friend Suzy. But Callie suspects Suzy's life isn't as simple as it seems. It's time she pulled away - going back to work is just the first step towards rediscovering her old confidence. So why does she keep putting off telling Suzy about her new job? And who will care for her rather frail daughter, Rae, while she is gone?

Margot Lewis is a teacher at an exclusive high school in the English university town of Cambridge. In her spare time, she writes an advice column, "Dear Amy", for the local newspaper. When one of Margot's students, 15-year-old Katie, disappears, the school and the town fear the worst. And then Margot gets a "Dear Amy" letter unlike any of the ones she's received before. It's a desperate plea for rescue from a girl who says she is being held captive and in terrible danger - a girl called Bethan Avery, who was abducted from the local area 20 years ago and never found.

Profoundly deaf since early childhood, Caleb has always lived on the outside - watching and picking up tell-tale signs people hide in a smile, a cough or a kiss. When a childhood friend is murdered, a sense of guilt and a determination to prove his own innocence sends Caleb on a hunt for the killer. But he can’t do it alone....