Two friends are fencing together but have a different opinions about sport and a way to achieve victories.

Biopic about Niccolo Paganini. He receives training from his father in early childhood. The best teachers of Parma are unable to give him more, so Paganini turns to a daily 15 hours of rigorous self-training. He makes sensational concert tours in Vienna, Paris, London and many other cities of Europe. He is always playing from memory, wearing black, and his stage appearance supports the rumors of his supernatural abilities. He is a wealthy man, but gambling and reckless spending forces him to pawn his violin. He is given a Guarneri violin by a wealthy listener to keep. He later gives this violin to the city if Genoa. The Paganini's violin is played by Leonid Kogan in this film.

The story of the trial of the trade union boss Jack Rafferty. With great force and astute critical insight, corruption and crime are exposed, accompanying the advancement of Western leaders to power.