Naples, 18th century. Salvatore "Totò" Sapore, an unemployed minstrel, always manages to cheer up the hungry with his songs about good food, always upsetting Vesuvia, a magma witch who lives inside the Vesuvius.

In Roberta Torre's "true story of Romeo and Julet", Toni Giulietto is a vulnerable street singer and Little Tony-impersonator (who is himself an Italian Elvis-impersonator) who is constantly deceived and hoodwinked by almost everyone he knows. Romea is an attractive Nigerian immigrant who sells sex on the streets of Palermo to pay off her huge fee to the man who smuggled her in to the country. Various characters plot against each other and the plots, which draw in people from all the different social strata, spiral out of control as the tug-of-war between these different factions of Sicilian society is fought to the last.

Gigi, an orphan boy adopted by Mario Merola, works as a clerk in a clothing store but cultivates within himself the dream of becoming a famous singer. Gigi is in love with the girlfriend of his employer.

Maurizio Merli takes up a familiar role as Commissioner Berni; a cop who puts his life on the line to transport a witness from Corleone to New York City in order to testify against a mob boss on trial for murder. Along the way, Berni and his prisoner face a series of traps set up by the Mafia.

Commissario Paolo Ferro (Maurizio Merli) stars as a (typical) tough cop again. This time he returns to the city of Milan to go after a murder corporation. Acampora (Mario Merola) is believed to be the prime suspect although he later proves to be one of the mafia's targets. As if all that wasn't enough, Paolo has to face his own nephew who seems to be involved in all sorts of dirty business.

Don Salvatore Savastano, a boss involved in the smuggling of contraband cigarettes, is forced to watch four masked robbers kill his wife and his only son in a restaurant where he and his family are celebrating the young boy's first Holy Communion. From that moment on Don Salvatore has no other purpose in life but to get his revenge on the four assassins.

Francesco Improta is an honest fruit and vegetable peddler who lives with his elderly mother Assunta and daughter Fiorella. His wife Lucia left home two years earlier, as, in order to help the family, she did not hesitate to give herself to the boss Peppino Ascalone, with whom she is now forced to live together.

Due to their dire economic circumstances, Salvatore and Concetta cannot get married, nor can they afford to have her mother's blindness operated on. To remedy the situation, the woman decides to leave with her brother Nino for the United States to ask a wealthy aunt for help. Before leaving, Concetta swears eternal fidelity to Salvatore. But after a while, the man has no news from her. He then leaves for the United States, where he discovers that Concetta has broken their pact by marrying a mafia boss.

A humble organ grinder is married to a barren woman. The pair would like to adopt a child but are too poor. Suddenly a miracle seems to happen: she's pregnant. Unfortunately the baby dies and the man is forced, through hardship, to buy one from a chorus girl who wants to get rid of him. After a short time even his wife dies and the poor man brings up the child on his own, singing in taverns to make ends meet. The father and son's humble life is upset when the real father of the boy reappears and wants his child back. The two men fight to get the custody of the boy.