Four comic episodes based on betrayal. The main characters are a famous professionist that receives a girl as his anniversary present, a wife tired of her boring marriage, a look-alike of a dangerous wanted person and a very jealous husband. Fantastic Italian actors as Walter Chiari and Luciano Salce act in this beautiful movie.
Davide Camporesi is the owner of the "Tornerai" pension in Cesenatico which he manages together with his wife Elvira and daughter Carletta, and which mainly welcomes German tourists. One day, during a trip to the countryside to buy wine, Davide meets Vindice Forattini, a former partisan comrade whom he had not seen for 30 years and who now sells agricultural feed together with his attractive daughter Cesarina. During the meeting, Davide is deeply impressed by Cesarina, and invites her to stay at the family pension. But things soon get out of hand to Davide, who finds himself romantically involved.
Augusto Valle is a successful young industrialist who weds Palmira, the girl working in his factory, and the two have a child despite the infant's uncertain legitimacy. Scheming to control her husband's fortune, Palmira has affairs with both the mayor and the judge to have Augusto committed to a mental institution. While there, he falls in love with Serafina Vitali, a young woman who was also put away.
Margherita nicknamed Fornarina is Raphael's mistress. Beatrice, a noblewoman who is also in love with the famous painter tries to get her out of the way, by having her wrongly accused of the murder of a loan shark, whom she has in reality killed herself. Fornarina is sentenced to death. Will Raphael manage to prove her innocent?
Federico, his girlfriend Laura and her cousin, Caterina, are three young people full of hope, united by a great friendship that seems indissoluble. The three work in a department store but, when Caterina decides to attempt a musical career, given her vocal skills, everything changes. Caterina becomes a successful singer and Federico falls in love with her. Caterina, who however does not want to make her cousin Laura suffer, pretends not to reciprocate the young man by making him put his head in order. Meanwhile, the plots of various secondary characters evolve, in particular the fresh marriage between the security guard Antonio and the secretary of the department stores Adelina.
Orazio Menicotti is a night policeman in Rome. One night he is present at a quarrel between husband and wife and he volunteers to take the wife to the Police Station. While he goes around Rome with the blonde and beautiful woman, a bank is robbed.
Two boxing promoters travel via time machine back to the days of Hercules, who must save them from Genghis Khan and the Mongol Horde.
Tapioca, a small-time thief, hides out in an elegant apartment, where he is soon joined by Cascarilla, one of his apprentices who has become better than his master. When the owners arrive home, the latter offers the wife a bunch of love letters she has written to various lovers for ten million.