Karnstein Castle stands like a bird of prey on the highest point of the hills that surround the village below. A huge monolithic reminder to all those who see it of the power of the family who have lived there for centuries. By day the village of Karnstein is a peaceful place, but by night, an unimaginable evil roams free. Villagers are found dead, their throats ripped open and bodies drained of blood. Young girls disappear and are never seen again.

After receiving a frantic letter from her newly-wed cousin begging for someone to save her from a mysterious doom, Noemí Taboada heads to High Place, a distant house in the Mexican countryside. She’s not sure what she will find—her cousin’s husband, a handsome Englishman, is a stranger, and Noemí knows little about the region.

A monster stalks the gaslit streets of Edwardian London, draining the blood of the city's mediums. Lily Albright knows who's next. Lily is plagued by visions of the future she can never change. When a mysterious fiend threatens someone she loves, she's determined this time will be different.

Quick-witted, ambitious Ji Lin is stuck as an apprentice dressmaker, moonlighting as a dance hall girl to help pay off her mother’s Mahjong debts. But when one of her dance partners accidentally leaves behind a gruesome souvenir, Ji Lin may finally get the adventure she has been longing for. Eleven-year-old houseboy Ren is also on a mission, racing to fulfill his former master’s dying wish: that Ren find the man’s finger, lost years ago in an accident, and bury it with his body. Ren has 49 days to do so, or his master’s soul will wander the earth forever.

In 1915, Sherlock Holmes is retired and quietly engaged in the study of honeybees in Sussex when a young woman literally stumbles onto him on the Sussex Downs. Fifteen years old, gawky, egotistical, and recently orphaned, the young Mary Russell displays an intellect to impress even Sherlock Holmes. Under his reluctant tutelage, this very modern, twentieth-century woman proves a deft protégée and a fitting partner for the Victorian detective.

On a freezing February day, a stranger emerges from out of the gray to request a room at a local provincial inn. Who is this out-of-season traveler? More confounding is the thick mask of bandages obscuring his face. Why does he disguise himself in this manner and keep himself hidden away in his room? Aroused by trepidation and curiosity, the local villagers bring it upon themselves to find the answers.

Felix Cross is no stranger to demons. He's traveled the globe, studying under the world's most foremost demonologists and exorcists with one goal: Open a door to Hell to retrieve the soul of an innocent man. After he's hired to perform an exorcism on Raina Hemlock, a Kentucky senator's daughter, Felix may have found what he needs. The possessed girl claims to have been to Hell and back...literally. Now all he has to do is interrogate the demon before it destroys the girl he was hired to save.

Stephen Smith is the boy who did not exist. Born out of wedlock in the early 1960s, Steve's parents - both devout Catholics - had felt so 'shamed' by their son's illegitimate birth that they hid him away from the world by locking him in the cellar...for 13 years. Apart from a few admissions to hospital as a result of his 'imprisonment', Steve remained in the coal cellar of the family home where he was deprived of daylight, his childhood, school and human contact until he'd reached his teenage years.

Young Emmett Farmer is working in the fields when a strange letter arrives summoning him away from his family. He is to begin an apprenticeship as a bookbinder - a vocation that arouses fear, superstition, and prejudice among their small community, but one neither he nor his parents can afford to refuse. For as long as he can recall, Emmett has been drawn to books, even though they are strictly forbidden. Bookbinding is a sacred calling, Seredith informs her new apprentice, and he is a binder born.

Rescued from a pandemic’s wreckage and raised by the eccentric surgeon Dr. Horace Croft, orphan Nora Beady cares little for Victorian conventions. While other young ladies busy themselves with needlework and watercolors, Nora perfects her sutures and anatomical illustrations. Women face dire consequences if caught practicing medicine, but in Croft’s private clinic, Nora is his most trusted - and secret - assistant. That is, until the new surgical resident, Dr. Daniel Gibson, arrives.

In 1903, fishermen find a wrecked boat containing a woman, who has been badly beaten, and a young girl. In 1993, All Hallows is now a boarding school. Following his mother’s death and his father’s hasty remarriage, Lewis Tyler is banished to Dartmoor, stripped of his fashionable clothes, shorn of his long hair and left feeling more alone than ever. There he meets Isak, another lost soul, and whilst refurbishment of the dormitories is taking place, the boys are marooned up in the attic, in an old wing of the school.

London, June 1860: When an assassination attempt is made on Queen Victoria, and a petty thief is gruesomely murdered moments later - and only a block away - Chief Detective Inspector Charles Field quickly surmises that these crimes are connected to an even more sinister plot. Was Victoria really the assassin's target? Are those closest to the Crown hiding something? Soon, Field's investigation exposes a shocking conspiracy in which the publication of Charles Darwin's On the Origin of Species sets off a string of murders, arson, kidnapping, and the pursuit of a diabolical madman.

When Tom Rigby is commissioned to paint a young woman’s portrait at Woolvercombe House, the offer is too lucrative to refuse. But from the moment of his arrival at the secluded country mansion, strange and inexplicable events begin to transpire. Soon, he is drawn into an impenetrable maze of horror, and by the time he discovers the role he is intended to play in a diabolical design, it will already be too late. For, the seeds of evil have been sown, and the time to reap their wicked harvest is nigh!

Robin Blyth has more than enough bother in his life. When an administrative mistake sees him named the civil service liaison to a hidden magical society, he discovers what’s been operating beneath the unextraordinary reality he’s always known.

Three seemingly separate crimes, three detectives. A mysterious stalker is on the loose in London known only as the Goblin Man and his sights are set on a wealthy businessman, David Daniels. A horrific explosion rips through Whitechapel Underground Station and the prime suspect is a Jewish anarchist. And a Mrs. Clara Edwards is searching for her missing lover, Philias Jackson. What connects these three?