"The Rome Express" is a crime thriller novel by Arthur Griffith. The narration opens on One morning in March, as the Rome Express, the direttissimo, or most direct, approached Paris, the passengers of the sleeping car became aware that something was seriously wrong with the vehicle. The worst thing was confirmed when the porter forced open door number 7 of the first-class carriage after knocking on it but getting no response. This story has a turn when the victim of the stabbing was found lying dead. The law naturally takes its course, thus M. Flocon, a detective, was called in to look into the case and when he speaks with the passenger, he learns a shocking fact about the deceased. To know the shocking fact, readers should read this complete book which is interestingly written by Sir Griffth.