Lu Yizhu and Gu Yufan, a future police academy genius and a computer master, although they are not in the same college, they are both famous. What kind of story will they interpret?
"The Sign of Four" is the second novella mystery novel written by British detective novelist Arthur Conan Doyle. It still features Sherlock Holmes as the protagonist. This novel is named "The Sign of Six" to pay tribute to the predecessors, and secondly, the novel also belongs to the suspense genre!
Purpose: Criminal Investigation Danmei!