Christopher and Hannah are a happily married surgeon and nurse with picture-perfect lives. All that’s missing is a child. When Janie, an abandoned six-year-old, turns up at their hospital, Christopher forms an instant connection with her, and he convinces Hannah they should take her home as their own.

Charlotte was supposed to be looking after the children, and she swears she was. She only took her eyes off of them for one second. But when her three kids are all safe and sound at the school fair, and Alice, her best friend Harriet’s daughter, is nowhere to be found, Charlotte panics. Frantically searching everywhere, Charlotte knows she must find the courage to tell Harriet that her beloved only child is missing. And admit that she has only herself to blame. 

These people will give anything for the idols they worship, be they rock stars, actors or authors. Or even serial killers. Lori is just such a fanatic. Her obsession is with Edmund Cox, a man of sadistic cruelty who butchered more than 20 women. She’s gone so far as to forge a relationship with him, visiting him in prison and sending him letters on a regular basis. She will do anything to get close to him, so when he gives her a task, she eagerly accepts it. She has no idea of the horror that awaits her.

Blythe Connor is determined that she will be the warm, comforting mother to her new baby Violet that she herself never had. But in the thick of motherhood's exhausting early days, Blythe becomes convinced that something is wrong with her daughter - she doesn't behave like most children do. Or is it all in Blythe's head? Her husband, Fox, says she's imagining things. The more Fox dismisses her fears, the more Blythe begins to question her own sanity, and the more we begin to question what Blythe is telling us about her life as well.

When she was 9 years old, Melody Browne's house burned down, and it took all of her childhood memories with it. Now she's a single mother of a teenage boy living in Central London. She hasn't seen her parents since she left home at 15, but she doesn't mind. She's better off on her own. She works as a dinner lady at her son's school and has no idea where her humdrum life is heading. But one summer's night, a hypnotist inadvertently unlocks memories of her childhood, and her whole life is turned upside down.

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.

Our love story is simple. I met a gorgeous woman. We fell in love. We had kids. We moved to the suburbs. We told each other our biggest dreams and our darkest secrets. And then we got bored. We look like a normal couple. We're your neighbors, the parents of your kid's friend, the acquaintances with whom you keep meaning to get dinner. We all have our secrets to keeping a marriage alive. Ours just happens to be getting away with murder.

Beth Montgomery seems to have the perfect life: a beautiful house in the hills above Los Angeles, a handsome, ambitious husband, and plans of starting a family. So it doesn't occur to her to worry when the news breaks of a quadruple homicide across town, a botched drug deal that leaves an undercover officer among the dead. Beth certainly would never think to tie the murders to the sudden reappearance in her life of wild, sexy Cassie Ogilvy, the estranged best friend she hasn't seen since they were college roommates. 

Anna Hart is a seasoned missing persons detective in San Francisco with far too much knowledge of the darkest side of human nature. When tragedy strikes her personal life, Anna, desperate and numb, flees to the Northern California village of Mendocino to grieve. She lived there as a child with her beloved foster parents, and now she believes it might be the only place left for her. Yet the day she arrives, she learns that a local teenage girl has gone missing.

Two-and-a-half-year-old Holly is playing happily in a pink, plastic playhouse, while her mother Rachel sips coffee and chats with a friend nearby. It should be an ordinary day for all of them. But, in the blink of an eye, it turns into every family’s worst nightmare. Holly is taken by a stranger and never found. Nine years later, Rachel is living a quiet life in Dorset. She’s tried to keep things together since the traumatic day when she lost her eldest daughter.

On the day she was abducted, Annie O’Sullivan, a 32-year-old Realtor, had three goals: sell a house, forget about a recent argument with her mother, and be on time for dinner with her ever-patient boyfriend. The open house is slow, but when her last visitor pulls up in a van as she’s about to leave, Annie thinks it just might be her lucky day after all.

Milly's mother is a serial killer. Though Milly loves her mother, the only way to make her stop is to turn her in to the police. Milly is given a fresh start: a new identity, a home with an affluent foster family, and a spot at an exclusive private school. But Milly has secrets, and life at her new home becomes complicated. As her mother's trial looms, with Milly as the star witness, Milly starts to wonder how much of her is nature, how much of her is nurture, and whether she is doomed to turn out like her mother after all.

A golden summer, and six talented friends are looking forward to the brightest of futures - until a daredevil game goes horribly wrong and a woman and two children are killed. Eighteen-year-old Megan takes the blame, leaving the others free to get on with their lives. In return, they each agree to a 'favour', payable on her release from prison. Twenty years later Megan is free. Let the games begin.

Near an isolated mansion lies a beautiful garden. In this garden grow luscious flowers, shady trees...and a collection of precious “butterflies” - young women who have been kidnapped and intricately tattooed to resemble their namesakes. Overseeing it all is the Gardener, a brutal, twisted man obsessed with capturing and preserving his lovely specimens.

Eleven years ago, Lindsey Nash escaped into the night with her young daughter and left an abusive relationship. Her ex-husband, Andrew, was sent to jail and Lindsey started over with a new life. Now, Lindsey is older and wiser, with her own business and a teenage daughter who needs her more than ever. When Andrew is finally released from prison, Lindsey believes she has cut all ties and left the past behind her. But she gets the sense that someone is watching her, tracking her every move.