The second book in Boris Akunin’s series of historical detective novels featuring Erast Fandorin is titled “The Turkish Gambit.” The plot, which is set in the Russo-Turkish War (1877–1878), centers on detective and former diplomat Erast Fandorin. Fandorin looks into threats made by Anwar Effendi, a Turkish operative, against Russian advances. The book features intriguing characters, mystery, and espionage all set against the backdrop of war-torn Bulgaria.