For Helen and George, the remote fixer-upper in Cornwall was supposed to be a dream home, and a way to leave behind the problems they’re both running from. But something about the place feels wrong from day one. And why does Helen have a creeping feeling she’s seen this house before?

Suzi did a bad thing. She’s paying for it now, pregnant, scared, and living in an isolated cottage with her jealous husband, Nick. When Nora moves into the only house nearby, Suzi is delighted to have a friend. So much so that she’s almost tempted to tell Nora her terrible secret. But there’s more to Nora than meets the eye. It’s impossible - does she already know what Suzi did?

What would you do if the man you love was accused of murder? Bad things never happen to Charlotte. She's living the life she's always wanted and about to marry wealthy banker, Dan. But Dan's been hiding a secret, and the pressure is pushing him over the edge. After he's arrested for the vicious killing of a nightclub owner, Charlotte's future is shattered.

It was supposed to be the perfect reunion: six university friends together again after twenty years. Host Ali finally has the life she always wanted, a career she can be proud of and a wonderful family with her college boyfriend, now husband. But that night her best friend makes an accusation so shocking that nothing will ever be the same again.

With two young children, Mary hasn’t slept in what feels like years. For his part, Tim never feels safe enough to sleep. And so one hot, exhausting night, the two strangers meet while seeking solace in a nearby park. There, they witness something horrific: a violent attack in the window of a neighbouring house. Bonded by what they’ve seen, Tim and Mary are desperate to find answers. And when they see news reports of a missing woman who was last seen walking alone not far from them, the pair are convinced it’s her they saw being attacked—no matter what the police say.

Rachel lives a quiet life in the peaceful countryside, content with her perfect man and her lovely dog. But when she stumbles upon a body in the woods one day, all that shatters. She knows what she has to do: run. Don’t get accused of murder. But when this victim is identified as her boyfriend’s estranged wife, Rachel realises she’s already the prime suspect. With mounting evidence against her, Rachel’s only hope is to keep her past well hidden.

It was meant to be Caitlin's perfect summer, but betrayed by her best friend and her boyfriend, she finds herself hitchhiking home alone, heartbroken, and penniless. When a smiling family pulls up on the roadside to help her on her way, she's relieved at first - they seem friendly, normal. And when they offer her a warm bed in their cottage for the night, she's grateful - it's not safe for young women travelling alone in the dark, and she's in no rush to get home, where she knows a grave secret is due to blow her family apart.

When a woman's body is discovered in a cathedral and hours later a young man is found hanging from a tree outside his home, Detective Lottie Parker is called in to lead the investigation. Both bodies have the same distinctive tattoo clumsily inscribed on their legs. It's clear the pair are connected, but how? The trail leads Lottie to St Angela's, a former children's home, with a dark connection to her own family history. Suddenly the case just got personal.

Shy and gawky, Ana has always daydreamed about living the life of her exotic half-sister Bee, a pop singer who had a number one hit single before she inexplicably vanished from the celebrity scene. When Bee turns up dead, Ana is dispatched to the big city to clear out her apartment. Instantly seduced by the second-hand glamour of Bee's baubles, bangles, and bottles of Pierre-Jouet, Ana takes up with Bee's wild club-hopping cronies.

Twenty years after a baby is stolen from a stroller, a woman is murdered in a care home. The two crimes are somehow linked, and a good bad girl may be the key to discovering the truth. Edith may have been tricked into a nursing home, but at eighty-years-young, she’s planning her escape. Patience works there, cleaning messes and bonding with Edith, a kindred spirit. But Patience is lying to Edith about almost everything. Edith’s own daughter, Clio, won’t speak to her. And someone new is about to knock on Clio’s door…and their intentions aren’t good.

Was the biggest case of his career the worst mistake he ever made? Ten years ago, DCI Jack Logan stopped the serial child-killer dubbed "Mister Whisper", earning himself a commendation, a drinking problem, and a broken marriage in the process...When another child disappears a hundred miles north in the Highlands, Jack is sent to lead the investigation and bring the boy home. But as similarities between the two cases grow, could it be that Jack caught the wrong man all those years ago?

Twenty-two-year-old Olivia has been missing for one day…and counting. She was last seen on CCTV, entering a dead-end alley. And not coming back out again. Julia, the detective heading up the search for Olivia, thinks she knows what to expect. A desperate family, a ticking clock, and long hours away from her husband and daughter. But she has no idea just how close to home this case is going to get.

Meet Aimee Sinclair: the actress everyone thinks they know but can’t remember where from. Except one person. Someone knows Aimee very well. They know who she is and they know what she did. When Aimee comes home and discovers her husband is missing, she doesn’t seem to know what to do or how to act. The police think she’s hiding something and they’re right, she is - but perhaps not what they thought. Aimee has a secret she’s never shared, and yet, she suspects that someone knows.

When pregnant Saffron Cutler moves into 9 Skelton Place with boyfriend Tom and sets about renovations, the last thing she expects is builders uncovering human remains. The remains of two bodies, in fact.

The story opens with the apparently accidental drowning of a sixth form student in the Norfolk countryside. As a matter of routine, or so it seems, the case passes across the desk of Detective Sergeant Smith, recently returned to work after an internal investigation into another case that has led to tensions between officers at Kings Lake police headquarters. As an ex-DCI, Smith could have retired by now, and it is clear that some of his superiors wish that he would do so.

Everyone says Lauren Tranter is exhausted, that she needs rest. And they're right; with newborn twins, Morgan and Riley, she's never been more tired in her life. But she knows what she saw: that night, in her hospital room, a woman tried to take her babies and replace them with her own...creatures. Yet when the police arrived, they saw no one. Everyone, from her doctor to her husband, thinks she's imagining things. A month passes. And one bright summer morning, the babies disappear from Lauren's side in a park. But when they're found, something is different about them.

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.

Frieda Klein is a solitary, incisive psychotherapist who spends her sleepless nights walking along the ancient rivers that have been forced underground in modern London. She believes that the world is a messy, uncontrollable place. The abduction of five-year-old Matthew Farraday provokes a national outcry and a desperate police hunt. And when his face is splashed over the newspapers, Frieda cannot ignore the coincidence: one of her patients has been having dreams in which he has a hunger for just such a child.

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?

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.

A week's holiday in a luxurious hotel is just what Scotland Yard's Superintendent Duncan Kincaid needs. But his vacation ends dramatically with the discovery of a dead body in the whirlpool bath. Despite a suspicious lack of cooperation from the local constabulary, Kincaid's keen sense of duty won't allow him to ignore the heinous crime, impelling him to send for his enthusiastic young assistant, Sergeant Gemma James. But the stakes are raised significantly when a second murder occurs....

A violent rapist is attacking women, leaving them for dead on south London streets. When young policewoman Maeve Kerrigan responds to a domestic disturbance, she's horrified to stumble across the latest victim. But as a new recruit - and a female to boot - she'll have to face down not only her own nerves but rampant sexism from her colleagues if she wants to be taken seriously enough to even assist on the case.

Meet Detective Chief Inspector John Luther. He’s a murder detective with an extraordinary case clearance rate. He’s obsessive, instinctive, and intense. Nobody who ever stood at his side has a bad word to say about him. And yet there are rumors that Luther is bad - not corrupt, not on the take, but tormented. He seethes with a hidden fury that at times he can barely control. Sometimes it sends him to the brink of madness, making him do things he shouldn’t - things well beyond the limits of the law.

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.

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.

Claudia Morgan-Brown finally has it all. Pregnant with a much-wanted first baby of her own, she has a happily established family of two small step-sons and a loving husband with a great career. But she is also committed to her full-time job as a social worker, and her husband travels often. So when Claudia hires Zoe to help her around the house in anticipation of the baby’s arrival, it seems like the answer to her prayers.

In 1964, Maggie wakes to find herself in a mental asylum, with no idea who she is or how she got there. Remnants of memories swirl in her mind - a familiar song, a storm, a moment of violence. Slowly, she begins to piece together the past and the events which brought her to this point.

On a remote Highland mountain, the body of Elaine Buxton is burning. All that will be left to identify the respected lawyer are her teeth and a fragment of clothing. In the concealed back room of a house in Edinburgh, the real Elaine Buxton screams into the darkness…. Detective Inspector Luc Callanach has barely set foot in his new office when Elaine’s missing persons case is escalated to a murder investigation. Having left behind a promising career at Interpol, he’s eager to prove himself to his new team.

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.

A body is discovered with her throat cut and her daughter believed missing. DCI Foster quickly sees parallels with the disappearance of a teenager three years earlier. With hopes fading, he calls on genealogist Nigel Barnes to piece together the links between the families of the two girls. The trail leads back to 1890, and a young couple fleeing a terrible crime in their past....