Michele, a young mechanic, is in love with Angela Antonia, beautiful but capricious: the girl's father, once he learns of the relationship, has him fired from the place where he works and is forced to move to Naples. He asks for hospitality from his aunt Carmela, concierge in a building, but she has no vacancies and arranges him as Donna Tecla, the owner of a pension who, having three young daughters eager to get married, hopes to arrange at least one. But the three girls are not the best of beauty and Michele, gifted with a beautiful voice, agrees to sing in a club on behalf of an impresario who becomes his friend.

Turn-of-the-century Naples. Salvatore Ruotolo and his wife are murdered and their bodies are found in different locations. Since the evidence points to a crime by the Neapolitan crime organization, the Camorra, fear and corruption cause serious hindrances to the investigation by police authorities. In charge is a young and courageous judge who, using evidence discovered by chance, tries to reconstruct the story of the double murder. The plot that the judge must unravel is very complicated.

Maria is a housmaid and she is being engaged to Berto for fifteen years. Berto has not a lasting job so he is waiting for the death of his uncle Matteo to come into an inheritance. In the meantime Maria goes on with her work, first in the house of an unfaithful wife; then for an actor and his wife on the verge of leaving each other and last for Raffaele who wants to marry her. At last uncle Matteo dies...

Felice Sciosciammocca, the mayor of Roccasecca, sends his nephew Ciccillo to Naples so that he will become a good doctor.

Combining musical and dance numbers with comedy sketches (performed by members of The Armando Curcio Company and The Gauthier Ballet Troupe)without any plot, this is more of a revue than a movie, along the lines of The Ed Sullivan television series in the U.S.

Don Michele, boss of a smuggling ring and partner of Maria’s father known as the little Madonna, tries to rape the girl when he discovers that her father has stolen a large sum of money to use as her dowry. The girl saves her father from suicide and proves him innocent of the murder of Don Michele.

A landowner pretends he's in love with a provocative bar owner to make his fianceè jealous. She has fallen for a marshal.