Sir Arthur Conan Doyle’s The Adventure of the Devil's Foot

Watson lays out the truth behind the infamous Cornish Horror case, which begins in 1897 as Holmes is recuperating from a grueling onslaught of difficult cases. A gathering at the villa at Tredannick Wartha is discovered in disarray, some dead, the others driven mad, seeming at the sight of something so horrible their minds could not withstand what their eyes beheld...