Louise has had to watch her husband, Andrew, start a new family in the four years since he left her. The ‘other woman’ is now his wife - but Louise isn’t ready to let Caz enjoy the life that was once hers or to let go of the man she still loves. As Louise starts to dig into Caz’s past, the two women’s pretence of civility starts to slip. But in trying to undermine each other, they discover more about the man they both married. And when Andrew is murdered at a family party, both women are found standing over the body. It’s always the wife. But which one?

I watched you move in next door and thought we might be friends. I saw you watching from the window - and knew I’d have to keep you well away from my husband. I started to trust you. Confide in you. I started to mistrust you. Suspect you. I was confused when I blacked out after an evening at your place. Was I really that drunk? I came up with a plan. A plan to make you both pay.

Jenna is a wife, a mother, a doctor. She’s also the victim of a stalker. Every time she leaves her house, she sees him. Disturbing gifts are left at her door. Cruel emails are sent to her colleagues. She has no idea who this man is, but she feels powerless against him. Until the day he is brought into her hospital after a serious accident, and Jenna is given the chance to find out once and for all why this man is tormenting her. Now, the power is all hers.

It was supposed to be the happiest day of her life. Zoe was sitting in her hotel room, in her perfect white dress, looking forward to the moment when she would make kind, handsome Toby her husband. Then, there was a blank. They said she must have fainted, overcome with emotion. But nothing felt quite right afterward. Did something happen in that missing time? 

Her life was perfect. Until the video. Scarlett’s golden life suddenly unravels when someone sends a shocking video of her to everyone she knows. The only people who claim they haven’t seen it are the friends in her new mothers’ group: Cora, Emma and Asha. Scarlett is forced to delve into her past to discover who is out to get her. But as her circle of trust gathers around her, she has to ask - are her friends as innocent as they seem?

Samuel, the day we met I knew I’d finally found what I’ve been waiting for. You. Happiness, at last. Then you left me. And now I am alone. Everyone I love leaves in the end. But not this time. I’m not giving up on us. I’m not giving up on you. When you love someone, you never let them go. That’s why for me, this is just beginning.

Cassie stares at the woman on her doorstep in disbelief. Just months after losing her only son, Josh, here stands a stranger claiming to be Josh’s girlfriend. But it’s not only the woman Cassie is shocked by, it’s the baby nestled in Kim’s arms. Cassie’s grandchild. I know what you did. As Cassie tries to do what’s best for baby Samuel, she starts to receive threatening messages from someone from her past - someone Cassie has been hiding from for a long time.

Who took Lucia Blix? Lucia went home from school with her new friend Josie for a playdate. Later that evening, Lucia's mother, Elisa, dropped her overnight things round and kissed her little girl goodnight. That was the last time she saw her daughter. The next morning, when Lucia's dad arrived to pick her up, the house was empty. No furniture, no family, no Lucia. Have you seen Lucia?

Emily Proudman has been offered the chance of a lifetime - leave her messy London life, move to a beautiful estate in France and help her boss' wife take care of their daughter. It seems like the perfect opportunity to start again. But once there, Emily soon starts to suspect that her charismatic new employers aren't telling her the whole truth. 

At the intimate house-warming party for her glorious ‘grand design’, Kathleen confides in her best friend, Beth, that she is terrified of one of their close friends but daren’t reveal which one. The guests are a tight-knit group, but Kathleen is convinced one of them is dangerous. The next day Kathleen’s body is found at the foot of a cliff, and Beth must face the sickening truth that she may have been killed by one of their trusted friends. With little help from the police, Beth’s decides to seek answers.

The moment Joanna told me she was engaged, I had this awful feeling that something was wrong. We used to speak on the phone every day. Growing up I spent more time at her house than I did at my own. I’d always imagined what it would be like to see her get married, and now I didn’t even know her fiancé’s name. She asked me to come and meet Mark and I intended to tell her to slow down. When I got to Joanna’s front door, only Mark was there. He was charming and gorgeous and nothing but nice to me, and I started to understand....And then he told me that Joanna was missing. 

Jenny has just given birth to the baby she’s always wanted. She’s never been this happy. Her husband, Leo, knows this baby girl can’t be his. He’s never felt so betrayed. The same night, a vulnerable young woman, Hannah, wakes to find her newborn lifeless beside her. She’s crazed with grief. When chance throws Hannah into Leo’s path, they make a plan that will have shattering consequences for all of them. Years later, a 16-year-old girl reads an article in a newspaper and embarks on a journey to uncover the truth about herself. 

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.

You're not who you say you are. Neither is she. She thinks she knows me. She believes my marriage is falling apart at the seams, that my husband can barely look me in the eyes. She thinks I’m desperate for a baby, that my longing for a family keeps me up at night. As much as I hate to admit it, all of this is true. She thinks I listen to her advice, that I care about her opinion. That couldn’t be further from the truth. Because she has no idea who I am. She has no clue that I know everything. I know her secret. I know that she did the unforgivable. I know how many lives she ruined.

When Becca’s first love shows up on her social media feed, she can’t help but smile fondly. Once upon a time Connor was the love of her life, and though it was over 10 years ago, he’s always held a place in her heart. Then he sends her a message. He sounds happy - still kind and funny, still living across the world in Australia. But he wants to know everything about her life now. How can Becca tell him the truth? About her workaholic husband, her stressful job, and the challenges of caring for her elderly father and her three-year-old daughter, Mia?