Based on the Jules Verne's novel "Danube pilot." The film is set during Bulgarian people struggle against the Turkish oppressors. Bulgarian Sergei Ladko embarks on a voyage on the Danube under the guise of traditional "Danube Anglers League" competition in order to bring the rebels money to buy weapons. Based on the Jules Verne's novel "Danube pilot." The film is set during Bulgarian people struggle against the Turkish oppressors. Bulgarian Sergei Ladko embarks on a voyage on the Danube under the guise of traditional "Danube Anglers League" competition in order to bring the rebels money to buy weapons. Based on the Jules Verne's novel "Danube pilot." The film is set during Bulgarian people struggle against the Turkish oppressors. Bulgarian Sergei Ladko embarks on a voyage on the Danube under the guise of traditional "Danube Anglers League" competition in order to bring the rebels money to buy weapons. Based on the Jules Verne's novel "Danube pilot." The film is set during Bulgarian people struggle against the Turkish oppressors. Bulgarian Sergei Ladko embarks on a voyage on the Danube under the guise of traditional "Danube Anglers League" competition in order to bring the rebels money to buy weapons.