While sneaking out to explore Greyfriars Kirkyard by night, Artie and his best friend Ham spot a ghostly lady in grey and discover the footprints of a gigantic hound!
Could the two mysteries be connected?
One day Arthur Conan Doyle will create the greatest detective of all—Sherlock Holmes. But right now Artie Conan Doyle is a twelve-year-old Edinburgh schoolboy with a mystery of his own to solve!
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