A Philadelphia couple are in mourning after an unspeakable tragedy creates a rift in their marriage and opens the door for a mysterious force to enter their home.

The film presents the tale of Agnese Ascalone, daughter of prominent miner Vincenzo Ascalone, and takes place in a small town in Sicily. Agnese is seduced by her sister Matilde's fiancé, and has a tryst with him for which she confesses and tries to repent, only to be discovered by her mother and father.

Follows the adventures of a group of friends, teddy boys and rock and roll chicks whose crazy, fun-loving habits inspire jiving from some of Rome's citizens, and bitter complants from others which inspire a group of corrupt officials determined to a bring the group down.

Problems arise for Antonio Magnano when he is unable to consummate his marriage to the beautiful Barbara Puglisi and his virility is called into question. Despite the fact that he loves his beautiful wife and they have otherwise been happily married for a year, his problem becomes a source of contention for all concerned.

Antonio Spagara, a young Sicilian worker, has been assigned by the Mafia to murder a nobleman, Marquis Macri. But at the last minute Antonio reneges on his commitment and instead of killing the father, he flees to Palermo with Grazia, his daughter. Life is not a bed of roses in the Sicilian capital, as the young man must impose himself to face his godfather and Grazia's despotic sister Dorotea. To make matters worse, the Mafia is not going to tolerate Antonio's desertion...