International Airlines Pilot

Friends Stepanov and Mechnikov - pilots of civil aviation - because of an emergency situation during the flight, land the liner directly on the track. During the investigation of the accident, the pilots are suspended from work, and Mechnikov goes in search of a fascist plane that sunk under Chernolesk, on board of which should be the emerald chest of Empress Anna Ioannovna. And Alexander Stepanov begins his own investigation into the death of his wife. Emelian Streshnev helps him in the investigation.