In a small Spanish town, during the Christmas holidays, a group of rich old ladies organize a peculiar event that consists of inviting a homeless person to sit down to dinner at their wealthy table. Plácido, a humble worker, is hired by the organizers to participate in a parade with his three-wheeled vehicle, a seemingly simple mission that will not be easy for him to accomplish.

After a vacation to a seaside resort, a Spanish mayor attempts to modify his small rural town for tourists in an attempt to make money.

Peter is a widower who writes crime novels, signing as Peter P. Peter, and is about to marry Beatriz (Analia Gade), a widow who proves to be a ruthless woman who makes his life miserable. As an expert in inventing crimes committed by his characters, he imagines a plan to get rid of his new wife. The trouble is that she also plans to kill him.

Three young and attractive secretaries, Julia, Paula and Doli, work in an insurance company.

Antonio and Elisa, a newlywed couple, go on honeymoon to a seaside hotel, where he, a crime reporter obsessed with uncovering a major crime, finds his big opportunity.

Ana and Andres meet again after many years. They are no longer two youngsters, both are married with children. Andres insists, but Ana has trouble in forgetting what happened long ago, when he left without saying goodbye to go to Paris.

As he shows a considerably higher interest in night life and vaudeville chorus girls than in textbooks, Gerardo Roquer is sent by his father from Madrid to the University of Santiago de Compostela, with the purpose of having him center in studying. There, Gerardo ends living in the "Casa de la Troya" boarding house, where he makes good friends in other students, and falls in love with the beautiful Carmiña Castro. But this love is not approved by her uncle and aunt, who prefer the foppish Octavio (with whom they have a debt) for her.

Four families intend to buy a flat. In one of them, Margarita wants to marry Ernesto, despite his reluctance. The purchase of the flat is a great inconvenience and he uses this to delay the wedding as much as possible.