Murder on the Orient Express

The most famous novel by Agatha Christie!
The great detective Hercule Poirot, who was in Istanbul, returns to England on the famous 'Orient Express', in which it seems that representatives of all possible nationalities are traveling with him. One of the passengers, an unpleasant American named Ratchett, offers Poirot to become his bodyguard, as he believes that someone wants to kill him. The famous Belgian dismisses this absurd request. And the next day, the American is found dead in his compartment, with the doors closed and the window open. Poirot immediately takes up the investigation - and finds out that the compartment is full of various clues, pointing... practically to all the passengers of the 'Orient Express'. In addition, the train gets stuck in a snowdrift in a deserted place. Poirot must find the murderer before the express continues its journey...