The year 1978: At her renowned treatment center in picturesque Vermont, the brilliant psychiatrist Dr. Helen Hildreth is acclaimed for her compassionate work with the mentally ill. But when’s she home with her cherished grandchildren, Vi and Eric, she’s just Gran—teaching them how to take care of their pets, preparing them home-cooked meals, providing them with care and attention and love. Then one day Gran brings home a child to stay with the family. Iris—silent, hollow-eyed, skittish, and feral—does not behave like a normal girl.

Alicia Berenson’s life is seemingly perfect. A famous painter married to an in-demand fashion photographer, she lives in a grand house with big windows overlooking a park in one of London’s most desirable areas. One evening, her husband, Gabriel, returns home late from a fashion shoot, and Alicia shoots him five times in the face and then never speaks another word. Alicia’s refusal to talk, or give any kind of explanation, turns a domestic tragedy into something far grander, a mystery that captures the public imagination and casts Alicia into notoriety.

In a boarded-up house on a dead-end street at the edge of the wild Washington woods lives a family of three. A teenage girl who isn’t allowed outside, not after last time. A man who drinks alone in front of his TV, trying to ignore the gaps in his memory. And a house cat who loves napping and reading the Bible. An unspeakable secret binds them together, but when a new neighbor moves in next door, what is buried out among the birch trees may come back to haunt them all.

These people will give anything for the idols they worship, be they rock stars, actors or authors. Or even serial killers. Lori is just such a fanatic. Her obsession is with Edmund Cox, a man of sadistic cruelty who butchered more than 20 women. She’s gone so far as to forge a relationship with him, visiting him in prison and sending him letters on a regular basis. She will do anything to get close to him, so when he gives her a task, she eagerly accepts it. She has no idea of the horror that awaits her.

Claire Vogel is a recently divorced mother of four girls and a successful counselor living in a planned and prestigious community. She knows all her neighbors, and they know her. But Claire has a secret. To cope with hidden, deep-rooted pain, she often participates in risky, reckless behavior.

Julie is missing, and no one believes she will ever return - except Elise. Elise knows Julie better than anyone, and feels it in her bones that her best friend is out there and that one day Julie will come back. She’s right. Two years to the day that Julie went missing, she reappears with no memory of where she’s been or what happened to her.  Along with Molly and Mae, their two close friends from college, the women decide to reunite at a remote inn. But the second Elise sees Julie, she knows something is wrong - she’s emaciated, with sallow skin and odd appetites.

Sisters. Strangers. Survivors. More than 20 years ago, Claire and Lydia's teenaged sister Julia vanished without a trace. The two women have not spoken since, and now their lives could not be more different. Claire is the glamorous trophy wife of an Atlanta millionaire. Lydia, a single mother, dates an ex-con and struggles to make ends meet. But neither has recovered from the horror and heartbreak of their shared loss—a devastating wound that's cruelly ripped open when Claire's husband is killed.

Zoe didn't meet her daughter the way most mothers do. She finds five-year-old Maddie alone and dirty on a countryside road. Frightened for Maddie's safety, she picks her up and takes her back to her father, not knowing what she's about to step into. Because Maddie wasn't just lost; she was there to lure her serial killer dad's new victim. After escaping from the clutches of Maddie's dangerous father, she bonds with the little girl. Only Maddie knows what it was like to be at that house. And when no family members come forward to claim Maddie, Zoe decides to adopt her. 

Aaron Decker's life changes one December morning when his wife, Allison, is killed. Haunted by her absence - and her ghost - Aaron goes through her belongings, where he finds a receipt for a motel room in another part of the country. Piloted by grief and an increasing sense of curiosity, Aaron embarks on a journey to discover what Allison had been doing in the weeks prior to her death.

Young Jude Brighton has been missing for three days, and while the search for him is in full swing in the small town of Deer Valley, Oregon, the locals are starting to lose hope. They're well aware that the first 48 hours are critical and after that, the odds usually point to a worst-case scenario. And despite Stevie Clark's youth, he knows that, too; he's seen the cop shows. He knows what each ticking moment may mean for Jude, his cousin and best friend.

Chrissie is eight and she has a secret: she has just killed a boy. The feeling made her belly fizz like soda pop. Her playmates are tearful and their mothers are terrified, keeping them locked indoors. But Chrissie rules the roost - she's the best at wall-walking, she knows how to get free candy, and now she has a feeling of power that she never gets at home, where food is scarce and attention scarcer.

Laurie Ahmadi has worked as a 911 police dispatcher in her quiet Northern California town for nearly two decades. She considers the department her family; her husband, Omid, is its first Arab American chief, and their teenage daughter, Jojo, has grown up with the force. So when Laurie catches a 911 call and, to her horror, it’s Jojo, the whole department springs into action. Jojo, drugged, disoriented, and in pain, doesn’t remember how she ended up at the home of Kevin Leeds, a pro football player famous for his on-the-field activism.

For nearly two decades, Jamie Warren has been running from darkness. He's haunted by a traumatic childhood and the guilt at having disappeared from his disabled brother's life. But then a series of unusual events reunites him with his estranged brother and their childhood friends, and none of them can deny the sense of fate that has seemingly drawn them back together. Nor can they deny the memories of that summer, so long ago—the strange magic taught to them by an even stranger man, and the terrible act that has followed them all into adulthood.

If Avery Chambers can’t fix you in 10 sessions, she won’t take you on as a client. Her successes are phenomenal—she helps people overcome everything from domineering parents to assault—and almost absorbs the emptiness she sometimes feels since her husband’s death. Marissa and Mathew Bishop seem like the golden couple—until Marissa cheats. She wants to repair things, both because she loves her husband and for the sake of their eight-year-old son. After a friend forwards an article about Avery, Marissa takes a chance on this maverick therapist.

Camille Gardener is a grieving - and angry - mother who, five years after her daughter’s death, is still obsessed with the privileged young man she believes to be responsible. When her rash actions draw the attention of a secret group of women - the collective - Camille is drawn into a dark web where these mothers share their wildly different stories of loss as well as their desire for justice in a world where privilege denies accountability. Fueled by mutual rage, the collective members devise and act out retribution fantasies via anonymous, highly coordinated revenge killings.