When their parents divorce, twelve-year-old twins Felix and Maisie move with their mother to live in the attic of a historic Newport, Rhode Island, mansion where they discover a hidden room that carries with it an intriguing secret.

While visiting New York City in 1901, thirteen-year-old Mandie uncovers a mystery in the Guyer mansion where she is staying.

Locke & Key tells of Keyhouse, an unlikely New England mansion, with fantastic doors that transform all who dare to walk through them, and home to a hate-filled and relentless creature that will not rest until it forces open the most terrible door of them all!

"When Violeta Graceling and her younger brother Arien arrive at the haunted Lakesedge estate, they expect to find a monster. Leta knows the terrifying rumors about Rowan Sylvanan, who drowned his entire family when he was a boy. But neither the estate nor the monster are what they seem. As Leta falls for Rowan, she discovers he is bound to the Lord Under, the sinister death god lurking in the black waters of the lake. A creature to whom Leta is inexplicably...

RAF Flight Lieutenant Toby Jugg is wounded during the war and confined to a wheelchair. He arrives at a remote mansion in Wales to recuperate. While recovering he begins to suffer from terrible nightmares and visions. Toby finds that he can't trust the hospital staff and psychologists, especially once other patients begin to die.

When Nina Linden is hired to help restore tech mogul Deacon Whitney's dilapidated family mansion on a remote island, the landscape architect is faced with supernatural shenanigans and an undeniable attraction to her employer.