What is the mood and tone of the story the speckled band?

"The Speckled Band" by Arthur Conan Doyle has a suspenseful and tense mood, as it revolves around a mysterious murder and the unfolding investigation by Sherlock Holmes. The tone is serious and analytical, reflecting Holmes's methodical approach to solving the case. The atmosphere is dark and foreboding, enhanced by the eerie setting of Stoke Moran, which adds to the overall sense of danger and intrigue. This combination creates a gripping narrative that keeps readers on edge until the resolution.