Professor Theo Cray is trained to see patterns where others see chaos. So when mutilated bodies found deep in the Montana woods leave the cops searching blindly for clues, Theo sees something they missed. Something unnatural. Something only he can stop. As a computational biologist, Theo is more familiar with digital code and microbes than the dark arts of forensic sleuthing. 

FBI agent Jessica Blackwood believes she's left her complicated life as a gifted magician behind her - until a killer with seemingly supernatural powers puts her talents to the ultimate test. A hacker who identifies himself only as "Warlock" brings down the FBI's website and posts a code in its place that leads to a Michigan cemetery, where a dead girl is discovered rising from the ground - as if she tried to crawl out of her own grave.

Coming from scandalous Florida treasure hunters and drug smugglers, Sloan McPherson is forging her own path, for herself and for her daughter, out from under her family’s shadow. An auxiliary officer for Lauderdale Shores PD, she’s the go-to diver for evidence recovery. Then Sloan finds a fresh kill floating in a canal - a woman whose murky history collides with Sloan’s. Their troubling ties are making Sloan less a potential witness than a suspect. And her colleagues aren’t the only ones following every move she makes. So is the killer.

Three Chicago women have been found strangled, embalmed, and posed as if still alive. Doubting the findings of the local PD’s profiler, the FBI calls on forensic psychologist Zoe Bentley to investigate. Zoe quickly gets off on the wrong foot with her new partner, Special Agent Tatum Gray. Zoe’s a hunter, intense and focused; Tatum’s a smug maverick with little respect for the rules.

Nora Kelly, a young curator at the Santa Fe Institute of Archaeology, is approached by historian Clive Benton with a once-in-a-lifetime proposal: to lead a team in search of the so-called "Lost Camp" of the tragic Donner Party. Benton tells Kelly he has stumbled upon an amazing find: the long-sought diary of one of the victims, which has an enigmatic description of the Lost Camp. Nora agrees to lead an expedition to locate and excavate it-to reveal its long-buried secrets. Once in the mountains, they learn that discovering the camp is only the first step in a mounting journey of fear.

In the darkness of a cold December morning, Detective Kim Stone steps through the doors of Halesowen Police Station. She’s about to meet her team for the first time. When the body of a young man is found beheaded and staked to the ground in a secluded area of the Clent Hills, Kim and her new squad rush to the crime scene. This audio edition includes exclusive bonus content.

When a woman's body is discovered in a cathedral and hours later a young man is found hanging from a tree outside his home, Detective Lottie Parker is called in to lead the investigation. Both bodies have the same distinctive tattoo clumsily inscribed on their legs. It's clear the pair are connected, but how? The trail leads Lottie to St Angela's, a former children's home, with a dark connection to her own family history. Suddenly the case just got personal.

Kate Marshall was a promising young police detective when she caught the notorious Nine Elms serial killer. But her greatest victory suddenly became a nightmare. 15 years after those catastrophic, career-ending events, a copycat killer has taken up the Nine Elms mantle, continuing the ghastly work of his idol. Enlisting her brilliant research assistant, Tristan Harper, Kate draws on her prodigious and long-neglected skills as an investigator to catch a new monster. But there's much more than her reputation on the line: Kate was the original killer's intended fifth victim....

It is 1537, a time of revolution that sees the greatest changes in England since 1066. Henry VIII has proclaimed himself Supreme Head of the Church. The country is waking up to savage new laws, rigged trials and the greatest network of informers ever seen. And under the orders of Thomas Cromwell, a team of commissioners is sent throughout the country to investigate the monasteries.

A serial killer is burning people alive in the Lake District's prehistoric stone circles. He leaves no clues, and the police are helpless. When his name is found carved into the charred remains of the third victim, disgraced detective Washington Poe is brought back from suspension and into an investigation he wants no part of. He is reluctantly partnered with brilliant but socially awkward civilian analyst Tilly Bradshaw, and the mismatched pair uncover a trail that only he is meant to see. The elusive killer has a plan, and for some reason Poe is part of it.

Most days, Sarya doesn't feel like the most terrifying creature in the galaxy. Most days, she's got other things on her mind. Like hiding her identity among the hundreds of alien species roaming the corridors of Watertower Station. Or making sure her adoptive mother doesn't casually eviscerate one of their neighbors. Again. And most days, she can almost accept that she'll never know the truth - that she'll never know why humanity was deemed too dangerous to exist. 

It is a cold January morning and Shetland lies buried beneath a deep layer of snow. Trudging home, Fran Hunter's eye is drawn to a vivid splash of colour on the white ground, ravens circling above. It is the strangled body of her teenage neighbour Catherine Ross. The locals on the quiet island stubbornly focus their gaze on one man – loner and simpleton Magnus Tait. But when police insist on opening out the investigation a veil of suspicion and fear is thrown over the entire community. For the first time in years, Catherine's neighbours nervously lock their doors, whilst a killer lives on in their midst.

Three very different women come together at isolated Baikie’s Cottage on the North Pennines to complete an environmental survey. Rachael, the team leader, is still reeling after a double betrayal by her lover and boss, Peter Kemp. Anne, a botanist, sees the survey as a chance to indulge in a little deception of her own. And then there is Grace, a strange, uncommunicative young woman hiding plenty of her own secrets. 

Conrad Clarke, former RAF pilot and alleged gangster, gets a text – and a visit – from The Allfather. Odin has a challenge for Conrad: Sign up to protect England from wild magick and get a commission in the King’s Watch. All he has to do is find a missing witch. Simple. Conrad never could resist a challenge. Before you can say “Ragnarok”, he’s plunged into a world of gods, mages, witches, dwarves, and one very aggressive giant mole.

Clare Cassidy is no stranger to murder. A high school English teacher specializing in the Gothic writer R. M. Holland, she teaches a course on it every year. But when one of Clare’s colleagues and closest friends is found dead, with a line from R. M. Holland’s most famous story, “The Stranger”, left by her body, Clare is horrified to see her life collide with the story lines of her favorite literature.