Cayetana, her boyfriend Paco and Venancio, her foster brother, commit small thefts and, from time to time, spend a few days in jail. Until they meet with Federico, a thief who has traveled abroad and convince them that using European methods success is guaranteed. Paco then decides to act scientifically and seizes a hospital surgical equipment. When they want to realize, poor Venancio is forced to give an injection to a dentistry patient and, even worse, Paco has to pull out a tooth. And all that, before entering the operating room

Comedy consists of three stories about the sudden death of three husbands: a newly married man dies as a result of the excessive enthusiasm of his wife ("Honeymoon"), another because of a fling with a girl too fiery ("The Anniversary" ), and finally, a husband dies because of his greed and stinginess ("Portrait of Regino").

As there are still a lot of problems in the relationships of the Spanish couples Saint Valentine returns to earth and especially to Madrid in order to fix these problems.

Two unmarried siblings live together without problems until the day a friend leaves her baby in their apartment because she does not have time to take care of him.

A woman living in a small town discovers after fifty years that she is actually a man. Will she change her sex and suffer the reaction of a narrow-minded society?

Hector travels with Luisa by the road linking Madrid with Barcelona. When another car suddenly crosses his path, his vehicle leaves the road and plunges into a tree. Hector dies and she is seriously injured. The other car was occupied by Jorge and Paula, her lover. Several vehicles cross before the car crash and do not stop, each for a different reason. Among them is Julio, a truck driver who does not stop in order to reach his destination on time, not knowing that at the wrecked car travels his old girlfriend.