The Mystery of the Blue Train

Main Ideas

• Murder and Investigation: The central plot revolves around the murder of wealthy heiress Ruth Kettering on the luxurious Blue Train. Hercule Poirot, the famous detective, takes on the case.
• Complex Relationships: The book explores the intricate relationships between characters, including family conflicts, romantic entanglements, and financial interests.
• Illusions and Deception: Many characters hide their true motives and identities, creating an atmosphere of distrust and intrigue.
• Role of Material Wealth: Jewels, especially the ruby 'Heart of Fire', play a crucial role in the plot and are key to solving the crime.
• Criminal Psychology: Christie pays attention to the psychological aspects of the crime, exploring the motives and inner world of the murderer.