You see the people you work with every day, but what can't you see? Amira, Sarah, Paula, Ewan and Charlie have worked together for years - they know how each other likes their coffee, whose love life is a mess, whose children keep them up at night. But their comfortable routine life is suddenly shattered when an aggressive new boss walks in.... Now there's something chilling in the air. Who secretly hates everyone? Who is tortured by their past? Who is capable of murder?

When Nigel Baxter, a middle-aged married banker with an unremarkable past, is found dead in the bath of a plush hotel suite, his wrists slit, it looks as if he's taken his own life. At first. But when Detective Inspector Daniel Riley is assigned to the case, he soon realises all isn't as it first appears to be. When a postmortem shows Baxter was poisoned, Riley suspects foul play. And then there's the odd addition of a teddy bear left at the crime scene....

Ailsa Tilson moves with her husband and children to Trinity Fields in search of the new. New project - a house to renovate. New people - no links to the past. New friends - especially her next-door neighbour, the lonely Verity, who needs her help. Verity has lived in Trinity Fields all her life. She's always resisted change. Her home and belongings are a shield, a defence to keep the outside world at bay. But something about the Tilsons piques her interest. Just as her ivy creeps through the shared garden fence, so Verity will work her way into the Tilson family....

Jules and Holly have been best friends since university. They tell each other everything, trading revelations and confessions and sharing both the big moments and the small details of their lives: Holly is the only person who knows about Jules’ affair; Jules was there for Holly when her husband died. And their two children - just three years apart - have grown up together. So when Jules’ daughter, Saffie, makes a rape allegation against Holly’s son, Saul, neither woman is prepared for the devastating impact this will have on their friendship or their families.

Pete Riley is a stay-at-home dad; his partner, Maddie, works in advertising. After Pete drops two-year-old Theo off at nursery one morning, he's politely accosted by a man who looks just like Theo. The man, Miles Lambert, breaks the devastating news that Theo is in fact not Pete's son, but his - the two babies got mixed up at hospital and Miles and his wife, Lucy, now have the Rileys' son at home. They've already carried out DNA testing to prove it.

Hetty Heinrich is a young girl growing up under Nazi rule. With an SS Officer father, a brother in the Luftwaffe and a member of the BDM, Hetty is the epitome of a perfect German child. But Walter changes everything. Blond-haired, blue-eyed, perfect-in-every-way Walter. The boy who saved her life. A Jew. As she falls more and more in love with a man who is against all she has been taught, Hetty begins to question everything. Will the steady march of dark forces destroy their world, or can love ultimately triumph?

It should be like any other holiday. Beautiful beaches. Golden sunsets. Nothing for miles. You’ll never want to leave. Until you can’t.... 

On the hottest day of the year, Caroline Harvey is found dead in Suffolk. Her body is found draped over a cot - but the baby she was looking after is missing. Hundreds of miles away, Siobhan Dillon is on a luxurious family holiday in France when her husband, Callum, is arrested by French police on suspicion of murder. As Siobhan’s perfect family is torn apart by the media in the nation’s frantic search for the missing baby, she desperately tries to piece together how Callum knew Caroline.

Nothing has felt right since Elle rented out her house.... There's a new coldness. A shift in the atmosphere. The prickling feeling that someone is watching her every move from the shadows. Maybe it's all in Elle's mind? She's a writer – her imagination, after all, is her strength. And yet every threat seems personal. As if someone has discovered the secrets that keep her awake at night. As fear and paranoia close in, Elle's own home becomes a prison. Someone is unlocking her past – and she’s given them the key....

A perfect family or a perfect lie? When Jo's teenage daughter goes missing, she feels like the world is collapsing around her. Has Grace been taken, or have recent tensions between mother and daughter driven her away? With little urgency from the police, who have dismissed Grace as a teenage runaway who will soon return home, Jo takes matters into her own hands. But as she gets closer to discovering what has happened to Grace, it looks like the Jo's deepest, darkest secret is about to be uncovered, and it could destroy everything she holds dear.

Marin used to have it all. Married to the love of her life, she owns a chain of upscale hair salons, and Derek runs his own company. They're admired in their community and are a loving family - until their world falls apart the day their son Sebastian is taken. A year later, Marin is a shadow of herself. The FBI search has gone cold. The publicity has faded. She and her husband rarely speak. With her sanity ebbing, Marin hires a Private Investigator to pick up where the police left off. 

It's devastating to hear your husband has died in an horrific car accident. But to learn he died with a mystery woman as his passenger is torment. Was Greg having an affair? Ellie clings to Greg's innocence, and her determination to prove it to the world means she must find out who the woman was and what she was doing in Greg's car.

On a sharp winter's morning, a man turns his back on prison. This is the story of Joseph, who killed his wife, Zoe. Of their three children who witnessed the event. Of Zoe's parents, Hannah and Frederick, who are bringing up the children and can't forgive or understand Joseph. They slowly adjust to life without Zoe, until the day Joseph is released from prison...

A new home. A new start. It’s all the Lockwoods want. And on The Avenue, a leafy street in an Essex town near the sea, it seems possible. But what if what they want isn’t what they get? On their moving-in day they arrive to a media frenzy. A serial killer has struck in the woods behind The Avenue. The police are investigating. And the neighbours quite clearly have secrets. With their dream quickly turning into a nightmare, the Lockwoods are watching everyone. But who’s watching them.

It’s every mother’s nightmare - the abduction of her baby. That’s how it starts for Erin Vogel when she is attacked and left unconscious in her apartment. When she awakes it is to find that Georgia, her six-month-old daughter, has been taken. But Erin is given a chance to get Georgia back. At an unthinkable price. Like most mothers, she has always said she would do anything for her child. Now the strength of that bond is about to be put to the ultimate test.