The Mask of Dimitrios

English crime novelist Charles Latimer meets Turkish police inspector Colonel Haki in Istanbul and learns about the infamous criminal Dimitrios. Intrigued, Latimer sets out to trace Dimitrios' path across Europe to gather material for a book, but his fascination deepens into obsession as he uncovers more about the criminal's shadowy past. As he delves into Dimitrios' underworld, Latimer faces increasing danger, revealing the perilous line between curiosity and risk.