The film follows the adventures of several couples in Spain in the early 70s, whose stories intermingle: Luis is an unfaithful husband to his wife Juana, Felipe is a plumber who seeks extra-spousal adventures to hidden from his wife, Rosario, who works as an assistant. Ramón is a pathological jealous whose obsession is that his girlfriend Charity confess the hypothetical adventures he had with other men before meeting him, Irene is a jealous wife of her husband, Carlos, whose professional life gives him numerous opportunities for infidelity, Domin he is a pimp who frequents the brothels of Madrid .

Varias parejas muestran las diferencias existentes entre europeos y españoles en lo que que a relaciones amorosas se refiere. En aquel momento nuestros celos amorosos impedían la entrada en el Mercado Común, cuyos integrantes eran unos degenerados y que no merecían conocer nuestras probadas virtudes.