The protagonist of the Polish crime series "Furioza" is a doctor named David. His younger brother associates with a gang of football hooligans and often gets into trouble with the police. But one day, David's former lover, who now holds a high position in the government, comes to town. She has been assigned to apprehend that very gang and decides to enlist David's help. She sets a condition for him: he must infiltrate the group if he wants to save his brother from prison.