Maddy Shaw learns the life-shattering news in the most horrific way: live on air. As the shaky mobile phone recording pans over the terrible crash, she recognizes her husband Simon’s car in the wreckage.... He is critically injured, and she rushes to his side. Detective Rachel Hart knows how it feels to have a loved one’s life hanging in the balance and hurries to support her friend. Maddy is distraught about her husband’s accident, and Rachel decides to investigate. It’s not her case, but if she can give her friend answers, she will.

When the body of a woman is found hanging from a tree in her front garden, rookie Detective Morgan Brookes is first on the scene. But Olivia Potter is past saving. And when her husband and daughters cannot be traced, Morgan knows there is more to this tragedy. And then she finds them. Lying huddled together in the dark basement, each of their faces covered with a small cotton cloth, their bodies cold to the touch. But as Morgan kneels beside the family, she realizes that one of the girls is still breathing.

Deborah Jenkins pulls her coat around her as she sets out on her short walk home in the pouring rain. But she never makes it home that night. And she is never seen again.

Four years later, an abandoned baby girl is found wrapped in dirty rags on a doorstep. An anonymous phone call urges the police to run a DNA test on the baby. But nobody is prepared for the results. The newborn belongs to Deborah. She’s still alive.

One morning Gwen Thomas takes a short walk with her Siberian husky in the outskirts of the Welsh town she calls home. She is drawn to a desolate area where, some 20 years ago as a teenager, she was brutally attacked and her friend killed. Disorientated by a sudden rush of memories, she has a fall. Later, recovering in hospital, she begins to recollect the events that led up to her friend’s death.  

Christine and Jessica cross paths working at the advertising agency Christine runs with her husband. These two women are about to uncover the dark secrets of their own traumatic pasts. But they have no idea that they are connected. The shocking truth of what happened at the wedding all those years ago, and what became of Margaret, is going to blow their lives apart in more ways than each of them could ever have imagined....

Running from a devastating relationship that almost cost her everything, Maddy Hart impulsively accepts a job as a live-in caretaker at imposing Lakeview House. She has no memories of having visited the crumbling mansion on the banks of Lake Thirlmere before, but when she arrives, something about the house feels familiar. The more time Maddy spends in the house, the more unsettled she feels. By day, she clears out the dusty rooms, but in the dead of night, it’s hard to explain away the eerie noises or crackly radio she hears hours after she turned it off.

In a small town, three mothers wave goodbye to their children at the school gates. Naomi has lived in Exton Cross since she was born, and she knows everything there is to know about everyone. Aleema hates it here. It’s been three years and she’s yet to make a single friend. And she’s sure the other mums whisper about her behind her back. Kelly is an outsider. New to the town, she arrives with nothing but her son - and a dark secret. By the end of the school day, one of their children will be missing. And rumours will swirl that one of them knows why.

Detective Inspector Olivia Hardy and Detective Sergeant Lauren Groves are sent to investigate a commotion at a house and make a horrific discovery. The investigation ends up with Hardy being usurped as Senior Investigating Officer. It’s yet another problem for Hardy, as she suspects husband Hal is having an affair. Meanwhile, as Groves descends into alcoholism after her husband’s desertion, both officers’ lives seem to be spiralling out of control. 

Marissa lives alone in her tiny one-bed apartment. It’s quiet and safe; all she’s ever wanted since the night her mother was killed in front of her. But when the police knock on her door with the news that her last remaining family member has been murdered, she comes face-to-face with the trauma she has spent a lifetime running from.

No relationship is perfect. But since the birth of baby Mabel seven months ago, Amber and George have been in desperate need of a night away. Mabel is all that Amber has ever wanted, but she can’t deny that sometimes she struggles to cope. George has booked them into a luxury hotel, and Amber’s sister is babysitting. Yet just as they are ready to leave, Amber can’t suppress a feeling of worry.... 

Wheeling my suitcase down the familiar, hedge-lined street, I smile at the sound of children playing in the park nearby. Suddenly, there’s a screech of car brakes. I rush over to see a bent bike wheel sticking out of the ditch, and underneath, a little boy.... 

When the body of a teenage runaway is found hidden inside someone else’s grave in a small-town cemetery in the Lake District, an urgent call is made to forensic pathologist Beth Adams. Still traumatised by a recent attempt on her own life, one look at the beautiful girl’s broken body is enough to bring Beth out of hiding for the first time since her attack. She’s the only one who can help her trusted friend, Detective Josh Walker, crack the most shocking case of his career.  

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.

Rose Denton wakes up in her car. She has no memory of how she got there. But she knows something bad happened.... There’s blood on the windscreen and bonnet - but it’s not hers, and there’s no sign of anything or anyone she might have hit. The last thing she remembers is being in a hotel on a business trip, but now she’s miles away. Back home, her daughter’s boyfriend is missing. The last thing he did was argue with Rose over money. He left no note, no text, no clue as to his whereabouts. The police have questions - and so does Rose.

Our new home was supposed to be a chance to leave our past behind. But was moving here the worst mistake of our lives? All our friends and family were gathered, glasses raised to toast our fresh start. It should have been a night for happiness and celebration. Zac and I had worked so hard for this: our first home together, just minutes from the sea. But the dream quickly turned into a nightmare.