Just back from the war, Dr Watson is looking for lodgings in London and shares rooms with a strange companion: Sherlock Holmes. Soon a man is found dead in an empty house, without a single wound, and a word is written in letters of blood on the wall.
It is Sherlock Holmes's very first case, the one in which the most famous pair of detectives is born.
This short novel is easy to read in the language you are learning.



















