A windowless shack in the woods. Lena's life and that of her two children follows the rules set by their captor, the father: meals, bathroom visits, study time are strictly scheduled and meticulously observed. He protects his family from the dangers lurking in the outside world and makes sure that his children will always have a mother to look after them. One day Lena manages to flee - but the nightmare continues. It seems as if her tormentor wants to get back what belongs to him.... 

Anna has always believed that her mother, Debbie, died 30 years ago on the night she disappeared. But when her father gets a strange note, she realises that she’s never been told the full story of what happened that night on the cliff. Confused and upset, Anna turns to her husband, Jack - but when she finds a love letter from another woman in his wallet, she realises there’s no-one left to help her, least of all her family. And then a body is found.... 

When five-year-old Ava Sawyer goes missing from a birthday party at a local garden center, the police are bewildered by the lack of leads. That is, until two years later, when Ava’s body is found and another little girl, Audrey Briggs, goes missing. Audrey also attended that party. Leading the investigation is Detective Natalie Ward. A mother of two teenagers, this case chills her to the bone and is a disturbing reminder of the last job she worked on. One that still keeps her awake at night.

Tia never harmed anyone. So why does someone want to destroy her? Tia is walking home with her children, along the lakeside of their quiet, safe town, when she realizes something is wrong with her five-year-old daughter, Rosie. She seems troubled, not at all her usual happy self. But when Tia finally coaxes Rosie to open up, she wishes she hadn’t. Because her sweet daughter asks a question Tia never thought she’d hear. "Mummy, why did you kill someone?"

When human remains are found in a ground floor flat, the residents of Nelson Heights are shocked to learn that there was a dead body in their building for over three years. Sarah lives at the flat above and after the remains are found, she feels threatened by a stranger hanging around the building. Laura has lived in the building for as long as she can remember, caring for her elderly father, though there is more to her story than she is letting on. As the investigation starts to heat up, and the two women become more involved, it's clear that someone isn't telling the truth.... 

A young woman turns up at a police station. She has been kept prisoner in her own home. Abused and tortured, her every move watched, her every thought controlled. Now she's finally escaped. That's what she says. But when the police arrive at the address she's given them, her story doesn't seem to add up. Her husband is missing, but his phone and wallet are still in the house. She says she's the victim, but what if she's not? What if the stories she's telling aren't her stories at all....

She thought they had a perfect marriage.... When a plane crashes, Iris Griffiths watches the news unfold with horror...and then relief. Her beloved husband, Will, had just flown out from the same airport, but he was on a different flight. So why is his name on the list of victims? Surely there's some mistake - her husband would never lie to her. Would he? But wading deeper into the truth of her husband's deception, Iris begins to think the unthinkable. Maybe she's glad that he's dead....

Me and Will. Will and Me. A perfect match. He said he would always be there for me, but it’s been a year since he drained his coffee, walked out the front door and vanished. Did he leave me? Or did something terrible happen? I’m scared someone finally found out about what happened on the drive home that night...I lie awake at night trawling the internet for rental properties, desperate for an escape. Until I see my husband’s gorgeous face smiling back at me from a photograph on the fireplace in someone else’s home, and something inside of me snaps....

Clare is ready for a break. It's been a tough year and now she wants to put her feet up. Arriving at the Italian villa for their summer holiday, she decides it's high time her husband and his family did some of the work. After all, her husband owes her.... Now her brother-in-law Jamie has brought a wife, someone none of them have met before. Ella is everything Clare isn't. Glamorous. Young. Influential. But she knows a secret about Clare. Something that has the power to break the whole family apart.

They say every house has its secrets, and the house that Maggie and Nina have shared for so long is no different. Except that these secrets are not buried in the past. Every other night, Maggie and Nina have dinner together. When they are finished, Nina helps Maggie back to her room in the attic, and into the heavy chain that keeps her there. Because Maggie has done things to Nina that can’t ever be forgiven, and now she is paying the price.

Newly divorced Jo is delighted to move into her best friend’s spare room almost rent-free. The high-tech luxury Camden flat is managed by a meticulous home assistant, called Electra, that takes care of the heating, the lights - and sometimes Jo even turns to her for company. Until, late one night, Electra says one sentence that rips Jo’s fragile world in two: ‘I know what you did’. And Jo is horrified. Because in her past she did do something terrible. Something unforgivable.

Ursula is unable to face up to the tragedy that consumes her, her world has shrunk to an almost unrecognisable state. Then Alice, who’s in the first flush of her relationship with Simon who seems perfectly normal – except that he flinches at the slightest touch. And Gareth, who lives a humdrum life as he struggles to cope with his mum’s increasing dementia. She can’t remember much about her days – not even when a postcard from his long-dead father comes through the door. None of these three strangers have ever met, but their worlds will soon collide.

It is Erin’s 40th birthday party. Pink and silver balloons drift through her garden, the platters of food are empty and the recycling is overflowing with empty wine bottles. Erin mingles with groups of family and friends, surrounded by love and laughter. Then a little red envelope lands on the doormat and everything changes. Inside is a birthday card from somebody she never dreamed would get in touch. Its message is a chilling reminder of the dark past that Erin has worked so hard to bury, a past that could put her precious family in terrible danger....

When Olivia calls the police to report that her husband and children are missing, she believes she will never see them again. Two years later,Detective Chief Inspector Tom Douglas is called to investigate, but this time it’s Olivia who has disappeared. Her car is in the garage, and her purse is in her handbag. For some reason every single picture of this family has been removed from albums, phones, and computers. Then they find the blood...

Their children are friends first. They hit it off immediately, as kids do. And so the parents are forced to get to know each other. Three wildly different couples. Three marriages, floundering. There are barbecues, dinner parties, a holiday in Greece. An affair begins, resentments flare, and despite it all the three women become closer. Unnoticed, their children run wild. The couples are so busy watching each other that they forget to watch their children. Until tragedy strikes.