Northwest England, 1880s: the eminent Dr. Otto Von Hammer, his right-hand man, Captain Jem Lockwood, and his grandniece, Miss Lacey Devereaux, are recruited to track down a young woman who vanished after visiting the remote manor of a reclusive nobleman, Lord Alistair Netherwick. The mystery deepens when the team discovers she isn’t the only young woman to have disappeared from the estate, and unsettling rumors circulate about what might be stalking the foggy grounds at night.