A leftist professor wants the truth about two men killed during a hunting party; but the mafia, the Church and corrupt politicians don't want him to learn it.
Carlo Antonelli, an engineer from Genoa, gets mugged and decides to take justice into his own hands. At first the muggers seem to get the upper hand, but then he's helped by Tommy, a young robber who takes his side.
Niccolò Vivaldi is a cello player and he plays in Arena di Verona Orchestra. But he is not the first and neither the second cello. He is frustrated. Nobody can remember his face, nor his name. Niccolò is married to Costanza, who is really beautiful and he takes some pictures of her naked. Later he shows the pictures to a friend and so he feels better. He starts to write a comic opera called "Il merlo maschio" only to discover later he had written Rossini's "La gazza ladra". To maintain his self-esteem he can only show his wife...