The story marks the first appearance of Sherlock Holmes and Dr. John Watson, his faithful and chronicler friend, in a thrilling tale that signals the beginning of one of literature's most iconic crime-solving partnerships. Set in 19th-century London, this case revolves around the mysterious death of a man found under puzzling circumstances with the word "RACHE" written in blood at the crime scene. As Holmes delves into the investigation, he uses his razor-sharp intellect to unravel the clues, employing methods and reasoning that are ahead of their time. Doyle's masterful storytelling combined with Holmes' astute deductive skills create an engaging narrative that keeps readers on the edge of their seats.