The Complete Sherlock Holmes was a detective novel by British author Doyle, which was considered a classic detective novel. Here are the reasons why Sherlock Holmes 'novel is so famous: Unique storyline: The novel uses Holmes and his assistant Watson to solve various complicated and strange cases as clues. Each case is full of suspense and complexity, but at the same time, it has its own unique plot and logical structure. This unique narrative method attracts the readers 'interest. 2. The success of character creation: Holmes and Watson in the novel are two characters with distinct personalities and profound images. Holmes was smart, witty, calm, and decisive, while Watson was kind, brave, careful, and cautious. Their images left a deep impression on the readers 'minds, making it easier for them to resonate. 3. The fascinating reasoning process: The reasoning process in the novel is one of the important factors that attract readers. Through ingenious ideas and logical reasoning, the author connected all kinds of seemingly impossible clues and finally revealed the truth. This reasoning process gave the reader a great sense of excitement and satisfaction. 4. Literature value and historical significance: As a literary work, the novel not only has the wonderful plot and reasoning, but also has its historical significance and value. Doyle presented The Complete Sherlock Holmes to the readers with his unique narrative style and character image, making it an important historical literary work. To sum up, the reason why Sherlock Holmes was so famous was because of its unique storyline, character creation, reasoning process, literary value, historical significance, and many other factors that made it a classic detective novel.