The film is based on documentary facts and tells the story of an officer in the Japanese General Staff who received the task under the name of Captain Rybnikov to infiltrate the military circles of St.Petersburg. It was exposed after the famous Tsushima battle of 1904, when Japan destroyed the entire Russian Far Eastern fleet.

Runaway prisoner goes searching for a treasure to the island populated with poachers and starover cult with his two companions, an intellectual and a prostitute