Laurent Binet's book HHhH recounts the assassination of Nazi officer Reinhard Heydrich by Czechoslovak resistance agents in 1942. The author reflects on his obsession with the event and the challenges of writing historical fiction without fabricating details. The novel's unique structure intersperses historical narrative with the author's commentary on the sources, creating a compelling read despite its dark themes. The author discovered the book through a reading challenge aimed at exploring literature from diverse countries.