Sadistic no-count killer Nanni Vitali and three other equally brutish hoodlums escape from prison. The foul foursome embark on a savage rape, murder, and robbery spree. Vitali even abducts and defiles frightened hapless lass Giuliana Caroli. Meanwhile, rugged police inspector Giulio Santini is determined to bag the despicable Vitali.

Angela and Marco are a new brother and sister, they live in a large country house outside the rest of the world, united by an at least ambiguous relationship, which goes far beyond fraternal affection.

Two linen fabric dealers with their shops close to one another, battle against each other for more and more costumers. Umberto constantly loses clients because of the tough competition brought by Leone, who offers the best prices in the neighborhood. But they leave differences aside when the rise of Fascism places Anti-Semitic politics which rigidly control business like the one conducted by the Jewish Leone, and those new regulations are viewed by Umberto as completely unfair. The long rivalry soon becomes a great friendship.