"Pray they are hungry." Kara finds these words in the mysterious bunker that she’s discovered behind a hole in the wall of her uncle's house. Freshly divorced and living back at home, Kara now becomes obsessed with these cryptic words and starts exploring the peculiar bunker - only to discover that it holds portals to countless alternate realities. But these places are haunted by creatures that seem to hear thoughts...and the more you fear them, the stronger they become.

Episode Thirteen takes them to every ghost hunter's holy grail: the Paranormal Research Foundation. This brooding, derelict mansion holds secrets and clues about bizarre experiments that took place there in the 1970s. It's also famously haunted, and the team hopes their scientific techniques and high tech gear will prove it. But as the house begins to reveal itself to them, proof of an afterlife might not be everything Matt dreamed of.

Documentary filmmaker Alice Lindstedt has been obsessed with the vanishing residents of the old mining town, dubbed “The Lost Village”, since she was a little girl. In 1959, her grandmother’s entire family disappeared in this mysterious tragedy, and ever since, the unanswered questions surrounding the only two people who were left - a woman stoned to death in the town center and an abandoned newborn - have plagued her. She’s gathered a small crew of friends in the remote village to make a film about what really happened. 

In ghastly harmony with the nightmarish visions of the award-winning writer's novels, these stories blend a lifelong appreciation of horror culture with the grotesque fascinations and childlike terrors that are the author's own.

Strange things exist on the periphery of our existence, haunting us from the darkness looming beyond our firelight. Black magic, weird cults, and worse things loom in the shadows. The Children of Old Leech have been with us from time immemorial. And they love us.... Donald Miller, geologist and academic, has walked along the edge of a chasm for most of his nearly 80 years, leading a charmed life between endearing absent-mindedness and sanity-shattering realization. Now, all things must converge.

Money's tight and their new home is a fixer-upper. Deep in rural South West England, with an ancient wood at the foot of the garden, Tom and his family are miles from anywhere and anyone familiar. His wife, Fiona, was never convinced that buying the money-pit at auction was a good idea. Not least because the previous owner committed suicide. Though no one can explain why.

Surrounded by barren trees in a snow-covered wilderness with a dim, dusky sky forever overhead, Siberia’s Kolyma Highway is 1200 miles of gravel packed permafrost within driving distance of the Arctic Circle. A narrow path where drivers face such challenging conditions as icy surfaces, limited visibility, and an average temperature of 60 degrees below zero, fatal car accidents are common.

Darkness lives within.... Cash strapped, working for agencies and living in shared accommodation, Stephanie Booth feels she can fall no further. So when she takes a new room at the right price, she believes her luck has finally turned. But 82 Edgware Road is not what it appears to be.

The Ruins follows two American couples enjoying a pleasant, lazy beach holiday together in Mexico. On an impulse, they go off with newfound friends in search of one of their group, the young German who, in pursuit of a girl, has headed for the remote Mayan ruins, site of a fabled archeological dig.

When Mouse’s dad asks her to clean out her dead grandmother's house, she says yes. After all, how bad could it be? Answer: pretty bad. Grandma was a hoarder, and her house is stuffed with useless rubbish. That would be horrific enough, but there’s more - Mouse stumbles across her step-grandfather’s journal, which at first seems to be filled with nonsensical rants...until Mouse encounters some of the terrifying things he described for herself.

Once every year, Scoutmaster Tim Riggs leads a troop of boys into the Canadian wilderness for a weekend camping trip - a tradition as comforting and reliable as a good ghost story around a roaring bonfre. The boys are a tight-knit crew. There’s Kent, one of the most popular kids in school; Ephraim and Max, also well-liked and easygoing; then there’s Newt the nerd and Shelley the odd duck. For the most part, they all get along and are happy to be there - which makes Scoutmaster Tim’s job a little easier.

Blackwater is the saga of a small town, Perdido, Alabama, and Elinor Dammert, the stranger who arrives there under mysterious circumstances on Easter Sunday, 1919. On the surface, Elinor is gracious, charming, anxious to belong in Perdido, and eager to marry Oscar Caskey, the eldest son of Perdido's first family. But her beautiful exterior hides a shocking secret. Beneath the waters of the Perdido River, she turns into something terrifying, a creature whispered about in stories that have chilled the residents of Perdido for generations.

Across America a mysterious disease is turning ordinary people into raving, paranoid murderers who inflict brutal horrors on strangers, themselves, and even their own families. Working under the government’s shroud of secrecy, CIA operative Dew Phillips crisscrosses the country trying in vain to capture a live victim. With only decomposing corpses for clues, CDC epidemiologist Margaret Montoya races to analyze the science behind this deadly contagion. She discovers that these killers all have one thing in common.

All Rob wanted was a normal life. She almost got it, too: a husband, two kids, a nice house in the suburbs. But Rob fears for her oldest daughter, Callie, who collects tiny bones and whispers to imaginary friends. Rob sees a darkness in Callie, one that reminds her too much of the family she left behind. She decides to take Callie back to her childhood home, to Sundial, deep in the Mojave Desert. And there she will have to make a terrible choice.

Struggling with money, raising a child alone, and fleeing a volatile ex, Jess McMachen accepts a job caring for an elderly patient. Flo Gardner–a disturbed shut-in and invalid. But if Jess can hold this job down, she and her daughter, Izzy, can begin a new life. Flo's vast home, Nerthus House, may resemble a stately vicarage in an idyllic village, but the labyrinthine interior is a dark, cluttered warren filled with pagan artefacts.