Boris Akunin

The film is based on the second book from the Adventures of Erast Petrovich Fandorin series of novels written by the Russian author Boris Akunin. The film takes place in 1877 during the Russian-Turkish war. Erast Fandorin has just escaped from Turkish prison and is trying to get on the Russian side as soon as possible to give important information about the upcoming attack of the enemy.(imdb)

On a train from St. Petersburg to Moscow general Khrapov was killed and no one else but Erast Petrovich is under suspicion because the killer pretended to be Fandorin. There are initials BG on the handle of the knife Khrapov was stabbed with, the initials belong to a terrorist organization which keeps both capital cities (Moscow and St. Petersburg) in fear. This time Fandorin is not the only one trying to solve the crime, general Pozharski, a famous detective takes over the investigation... (imdb)