The book "Duel" is a historical novel written by the famous Russian writer Anton Chekhov. The main theme of the work is the fateful meeting of two completely opposite people during a moment of great stress. The novel takes place in the 19th century and tells how the meeting of two men leads to a situation where they finally understand who they really are. The reader is invited to deeply analyze the psychological portraits of the characters and their motivations, to observe the change in their actions and thoughts throughout the novel. "Duel" is not only a book about the clash of human characters, but also about internal contradictions and the search for one's own identity.