Joanne knows how lucky she is—Richard is a wonderful husband, Evie is the most gorgeous baby girl, they live in a beautiful house—life couldn't be better. But then Richard's twenty-year-old daughter Chloe turns up. Chloe hasn’t spoken to her father since the day he married Joanne two years ago. But with the arrival of her baby sister Evie, Chloe wants to make peace. Richard is delighted, and since Joanne is struggling with the new baby, he suggests Chloe could move in and help.

My life has never been better. I have a beautiful little girl, and I am engaged to be married to the man I’ve had a crush on since I can remember. So when Nick, my handsome fiancé, announces that his sister Carla is finally coming home, it’s truly the icing on the cake. That was twelve years ago, and no one has seen her since. Everyone is ecstatic about Carla’s return. But as I spend more time with her, I can't shake the feeling that something isn't right. Her behavior is a little off, her childhood memories don't align with mine, and she's oddly evasive about her lost years.

Sydney Shaw, like every single woman in New York, has terrible luck with dating. She’s seen it all: men who lie in their dating profile, men who stick her with the dinner bill, and worst of all, men who can't shut up about their mothers. But finally, she hits the jackpot. Her new boyfriend is utterly perfect. He's charming, handsome, and works as a doctor at a local hospital. Sydney is swept off her feet. Then the brutal murder of a young woman—the latest in a string of deaths across the coast—confounds police. The primary suspect? A mystery man who dates his victims before he kills them.

Beth and Ian are desperate to have a child. So much so that they decide to sell his family cabin in upstate New York to pay for IVF. When they arrive at the cabin, they meet Ryan, the caretaker. But Ryan is not who he says he is… He’s here because he knows Beth has a dark secret. And now he intends to use it against her. He threatens to tell Ian everything about Beth's past unless she does exactly what he says.

Socially awkward Chloe Cooper divides her time between dog walking, bartending, caring for her ailing mother, and at a safe distance, watching people and inventing the stories of their lives. Like Chloe’s new neighbors: glamorous influencer Jemma Spengler and Jemma’s husband, Adam, a renowned surgeon. They’re attractive, wealthy, and in a house of open windows, so exposed.