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.

Poe Webb, host of a popular true crime podcast, invites people to anonymously confess crimes they’ve committed to her audience. She can’t guarantee the police won’t come after her “guests,” but her show grants simultaneous anonymity and instant fame—a potent combination that’s proven difficult to resist. After an episode recording, Poe usually erases both criminal and crime from her mind. But when a strange and oddly familiar man appears on her show, Poe is forced to take a second look.

At 2:00 a.m. Sylvia Stone awakens to a letter on her doorstep suggesting the handsome carpenter, Rhett Cohen, who was convicted of murdering her mother twenty years earlier, is innocent. The anonymous letters continue, each one revealing details only the true killer would know, making Sylvia question her testimony years ago.

To Brooke, image is everything. She works hard to maintain perfect grades, perfect looks, a perfect life—especially after "the incident" that threatened it all. Getting into her dream university puts her that much closer to a fresh start. How can she say no to celebrating with all her classmates? Hanging out with her crush by the bonfire is the perfect end to the night. Except it isn't the end. An old truck starts aggressively tailing Brooke and her best friend on the isolated road toward home. Someone thinks they know the truth about "the incident."

Since her husband’s unsolved murder three years ago, Iris Blodgett’s life has unraveled. Awash in grief and buried in debt, she can’t pay her mortgage—and now that she’s lost her job, she has no idea how she’ll provide for her unruly teenage daughter, Ellory. Facing eviction, Iris turns to her new beau, prominent architect Hugh Smoll, for a shoulder to cry on. But the seemingly perfect Hugh offers her something more: an invitation to move in to his mother’s centuries-old mansion while he renovates the property.

Ashley Bowers is shocked by the sudden death of her sister, whom she hasn't seen or heard from in years. Grieving for the bond they once shared and wallowing in the knowledge that any chance of reconciliation is gone forever is one thing. Welcoming her sister's thirteen-year-old daughter—a girl Ashley has never even met—into the home she shares with her husband and two children is another.