Pedro Manolo and Juan, three naughty and full of enthusiasm children go out with their piggy banks collecting money for missions. Near the end of the day, a car ran over one of them and is driven to a nearby hospital. The head of school, not knowing which of the children was injured calls the parents of the three to attend the health center. In parallel, we know the story of the three families. In the upper-class family, the father will leave his mother for another woman, in the middle class one, one sister invites her boyfriend to lunch and family revolutionizes and, finally, in that of lower class, the boy's father is about to be complicit in a crime

Dr. Nicomedes Gutiérrez carefully points out to the last detail everything that happens in his life. Doctor in a small village, he is in love with the village teacher, but, before getting married, he decides to treat himself to having his last fling.

Right-handers Ricardo Puente, Juan Carmona and Rondeño II, which will take the alternative are advertised in the poster. The first is an old bullfighter, famous in the past, as now, bitter and full of rancor, lives with Paloma, a woman who is not resigned to continue to be the lover of a man who has fallen into oblivion. Carmona, the Bullfighter of fashion, has a major contract to fight in America, but his wife Isabel wants to reject the offer. Ana Maria, the sister of Carmona, hopes that his brother adopted its relations with Rondeno II; but Carmona was opposed because considers it it a bad Bullfighter

Military service recruit Miguel Canete (José Luis Ozores) Roncalejo neighbor, provides a serious family conflict. Miguel has a brother, Pipo (Miguelito Gil), aged six, who lives with him and is not willing to leave his side. Back in Madrid, at the destination of Four Winds, Miguel becomes his good faith and simplicity, the target of an endless series of hazing, always related to the sergeant Palomares (Manolo Moran), instructor of recruits. The tribulations of the recruits are complicated when it appears, in full command, Pipo, who was impossible to stay in the base has to seek other accommodations as.

A gang of robbers enters a house, hosting a party with intent to commit a robbery. But the leader of the gang met the daughter of the house ... and falls for her. Free version of the play of Henry Jardiel Poncela.