Two little girls stand with their heads bowed in my living room. I’m told they’re my granddaughters. Daisy is nine, and Alice seven. Daisy is the spitting image of her mother. This is the first time I’ve met them since my daughter and I fell out after she married that waste of space, Vince. They’ve come to live with me because their mother — my daughter — was murdered. In her own home while they slept close by. I think Vince killed her. But the police can’t prove it. I’ve always known he was no good. He treated my daughter like dirt. I said he’d cheat on her — but she wouldn’t listen.

Lowen Ashleigh is a struggling writer on the brink of financial ruin when she accepts the job offer of a lifetime. Jeremy Crawford, husband of best-selling author Verity Crawford, has hired Lowen to complete the remaining books in a successful series his injured wife is unable to finish. Lowen arrives at the Crawford home, ready to sort through years of Verity's notes and outlines, hoping to find enough material to get her started. What Lowen doesn't expect to uncover in the chaotic office is an unfinished autobiography Verity never intended for anyone to read.

Who is Audrey Hoedemaker? It's a question her sister Maureen has heard more times than she can count, and she doesn't know what the short answer would be. Little sister, troubled teen, backpacker, musical theatre coach, con artist, childcare worker. Murderer. A tragic, traumatic childhood casts a long shadow on the Hoedemaker sisters. Maureen has worked hard to move beyond the violence of the past and build a good, honest life for herself. Audrey, however, just can't seem to do the same, careening from one state of chaos to another.

After the killing of a prominent mob lawyer, NYPD homicide detectives Jacob Jackson and Caitlin Grimes start receive chilling, written “rules” for how to commit the perfect murder. "Rule number one for the perfect murder: Evidence is your enemy. Leave none behind." Jackson (Reid Scott) and Grimes (Cobie Smulders) race to find the killer, setting them on a collision course with the city’s crime underbelly, and a perpetrator who seems happy to toy with them. “Rule number two. No crimes of passion. The perfect murder is always business, never pleasure.”

Kidnappers grabbed Jenna in broad daylight, right in front of her children and their horrified classmates. Her family was issued an insane ransom demand: $25 million in cash and jewels, payable by the end of the school day, otherwise they’ll never see her again. As Jenna’s mother scrambles to gather the money, detectives Mo Butler and George Ortega follow the trail of the kidnappers, which will lead them through a sordid landscape of jealous lovers, broken dreamers, and twisted schemers. But every second counts, and there’s one thing Jenna Wade doesn’t have: very much time.

Tamar Glass fled an abusive mother when she was eighteen, running away from home to find a better life elsewhere. She has lived in freedom from her mother, Ruth, for decades, until one night she wakes to find her now-elderly mother standing over her bed, disoriented and confused. When Tamar reluctantly takes in her mother, strange events start happening inside her home: the house is oppressively hot, lights flicker, and cupboards open and shut on their own.

Valerie Park: nurse, widow, harassee of the president of her Homeowner’s Association. Holly Kent: president of the Homeowner’s Association, harasser of Valerie, all-around pain in the ass. Clementine Harrison: photographer, yoga teacher, free spirit, defender of harassed women. After selling everything she owns and road tripping across Canada in a converted school bus named Matilda, Clementine moves next door to Valerie. Valerie is depressed, scared, and lonely. And even though she doesn’t know it, she’s also the victim of a crime.

Hickory Hills is the perfect place to raise a family. Everyone knows everyone. Sometimes, that’s a bad thing. The morning after the Halloween party, the word spreads from house to house, each resident gasping at the news, each mother holding their child tighter. Shelby has gone missing. My daughter should be distraught, but she’s claiming they weren’t even friends anymore. When I go to talk to her, I hear her giggling on the phone with Shelby’s boyfriend. And then I find her Halloween costume, stuffed into a bag in her closet, covered in blood.

We all have that friend—the one who doesn't quite belong. Dinah Marshall is that person and knows it. After someone drops out, she's invited to spend the weekend at a luxury holiday home with women she's known since university. However, the gulf between them has widened since then, and Dinah is conscious of being the only one with no money, career, partner or children. Feeling like an outsider, she takes to snooping around the house.

When Polly signs up to an art retreat in the Lake District, it's an escape from the stress of recent months, when a stalker preyed on her and her friend. It's also an opportunity to find out more about her family history: Polly believes her biological mother once lived here, at Lakeside House. But things quickly turn sinister. The previous owners supposedly took their own lives here, years before – and the glamorous new owners are now receiving disturbing threats. Someone is sabotaging Polly's artwork. The five other guests on the retreat all seem to be hiding something.