Do you want to know what was really going on inside Poirot's head when the handkerchief is discovered? Poirot, a character in Agathe Christie's novel Murder on the Orient Express, proves himself to be an extraordinary detective. Aboard the train that Poitrot was traveling on, a man named Ratchett was murdered. Back in the U.S., there was a case involving a man named Cassetti that had kidnapped a child of the Armstrong family. In an attempt to flee the U.S., Cassetti boarded the same train as Poirot. Cassetti was also riding under the pseudonym, Mr. Ratchet. Ratchett and Poirot did not know that that each passenger in their same coach was linked ion some way to the Armstrong Family and was hoping to seek revenge on Ratchett. Poirot is a very clever man who is able to look for the deeper meaning of things and is...