A seance in a remote Dartmoor house reveals a chilling prophecy of murder, prompting a perilous journey through a snowstorm to uncover the truth. Six figures gathered for a seance in a secluded house on Dartmoor receive a supernatural message: 'Captain Trevelyan… dead… murder.' The group must determine if this is a genuine premonition or a cruel deception. With treacherous weather isolating them, one person must brave the elements to reach Captain Trevelyan's home and verify the ominous prediction, setting in motion a race against time and the elements to solve a potential murder.

The Sittaford Mystery is a classic Agatha Christie novel that delivers a compelling whodunit with a strong sense of atmosphere. Readers often praise its intricate plotting and the way Christie masterfully builds suspense, particularly within the isolated and snowbound setting. The novel is noted for its clever misdirection and a satisfying resolution that ties together the various threads of the mystery. It stands as a solid example of Christie's ability to craft engaging puzzles for her audience.