An Italian prison official's wife is kidnapped, and the kidnappers demand that a notorious prisoner be released in order for the man to get his wife back. He gets the man released - but then kidnaps him himself, in order to ensure that the man's colleagues don't kill his wife. Enraged, the gang sets out to free their compatriot and kill the man who took him.
At age 50, tax inspector Emerenziano decides to settle down and aims to the three Tettamanzi sisters, who, though not young or pretty by any means, have recently inherited a large amount of money.
Alvaro is been in jail and so he consider himself the most fit to lead his three friends Mario, Otello and Spartaco. The four young men decide to start a business. They need only a van to start a transport company. But they lack the money. How can they get it?
