You knew a teenager like Charlie Crabtree. A dark imagination, a sinister smile - always on the outside of the group. Some part of you suspected he might be capable of doing something awful. Twenty-five years ago, Crabtree did just that, committing a murder so shocking that it's attracted that strange kind of infamy that only exists on the darkest corners of the internet - and inspired more than one copycat.

A psychopath is terrorizing Copenhagen. His calling card is a “chestnut man” - a handmade doll made of matchsticks and two chestnuts - which he leaves at each bloody crime scene. Examining the dolls, forensics makes a shocking discovery - a fingerprint belonging to a young girl, a government minister’s daughter who had been kidnapped and murdered a year ago. A tragic coincidence - or something more twisted? To save innocent lives, a pair of detectives must put aside their differences to piece together the Chestnut Man’s gruesome clues.

It’s been a decade since Trumanell Branson disappeared, leaving only a bloody handprint behind. Her pretty face still hangs like a watchful queen on the posters on the walls of the town’s Baptist church, the police station, and in the high school. They all promise the same thing: We will find you. Meanwhile, Tru's brother, Wyatt, lives as a pariah in the desolation of the old family house, cleared of wrongdoing by the police but tried and sentenced in the court of public opinion and in a new documentary about the crime.

When Chloe Davis was 21, six teenage girls went missing in her small Louisiana town. By the end of the summer, her own father had confessed to the crimes and was put away for life, leaving Chloe and the rest of her family to grapple with the truth and try to move forward while dealing with the aftermath. Now 20 years later, Chloe is a psychologist in Baton Rouge and getting ready for her wedding. While she finally has a fragile grasp on the happiness she’s worked so hard to achieve, she sometimes feels as out of control of her own life as the troubled teens who are her patients.

Fresh out of rehab, Mallory Quinn takes a job as a babysitter for Ted and Caroline Maxwell. She is to look after their five-year-old son, Teddy. Mallory immediately loves it. She has her own living space, goes out for nightly runs, and has the stability she craves. And she sincerely bonds with Teddy, a sweet, shy boy who is never without his sketchbook and pencil. His drawings are the usual fare: trees, rabbits, balloons. But one day, he draws something different: a man in a forest, dragging a woman’s lifeless body.

Your phone rings. A stranger has kidnapped your child. To free them you must abduct someone else's child. Your child will be released when your victim's parents kidnap another child. If any of these things don't happen: Your child will be killed. You are now part of the chain.

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.

Owen Pick’s life is falling apart. In his 30s and living in his aunt’s spare bedroom, he has just been suspended from his job as a teacher after accusations of sexual misconduct - accusations he strongly denies. Searching for professional advice online, he is inadvertently sucked into the dark world of incel forums, where he meets a charismatic and mysterious figure. Across the street from Owen lives the Fours family, headed by mom Cate, a physiotherapist, and dad Roan, a child psychologist. But the Fours family have a bad feeling about their neighbor Owen.

When Dr. Louis Creed takes a new job and moves his family to the idyllic, rural town of Ludlow, Maine, this new beginning seems too good to be true. Yet despite Ludlow's tranquility, there's an undercurrent of danger that lingers...like the graveyard in the woods near the Creeds' home, where generations of children have buried their beloved pets.

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.

When she stumbles across the ad, she’s looking for something else completely. But it seems like too good an opportunity to miss - a live-in nannying post, with a staggeringly generous salary. And when Rowan Caine arrives at Heatherbrae House, she is smitten - by the luxurious “smart” home fitted out with all modern conveniences, by the beautiful Scottish Highlands, and by this picture-perfect family. What she doesn’t know is that she’s stepping into a nightmare - one that will end with a child dead and herself in prison awaiting trial for murder.

Emma can’t sleep. It’s been like this since her big 4-0 started getting closer. Her mother stopped sleeping just before her own fortieth birthday. She went mad and did the unthinkable because of it. Is that what’s happening to Emma?

Twenty-five years ago, Maggie Holt and her parents, Ewan and Jess, moved into Baneberry Hall, a rambling Victorian estate in the Vermont woods. Three weeks later they fled in the dead of night, an ordeal Ewan later recounted in a nonfiction book called House of Horrors. His horror memoir of ghostly happenings and encounters with malevolent spirits became a worldwide phenomenon, rivaling The Amityville Horror in popularity — and skepticism.

After moving from a small country town to Seattle, Heather Baxter marries Tom, a widowed doctor with a young son and teenage daughter. A working vacation overseas seems like the perfect way to bring the new family together, but once they’re deep in the Australian outback, the jet-lagged and exhausted kids are so over their new mom. When they discover remote Dutch Island, off-limits to outside visitors, the family talks their way onto the ferry. But as soon as they set foot on the island, which is run by a tightly knit clan of locals, everything feels wrong. 

Judas Coyne is a collector of the macabre. But nothing he possesses is as unlikely or as dreadful as his latest discovery, a thing so terrible-strange, Jude can't help but reach for his wallet. For a thousand dollars, Jude will become the proud owner of a dead man's suit, said to be haunted by a restless spirit. But what UPS delivers to his door in a black heart-shaped box is no imaginary or metaphorical ghost. It's the real thing.