Manuel is a friendly taxi driver in Buenos Aires that helps its beginnings to a famous Spanish bullfighter dubbed "The Carthusian". He travels to Spain to marry a young Sevillian, rich and beautiful, and Manuel accompanies him on the trip, as administrator. During the voyage dies "The Carthusian" afflicted with a terrible disease, and before dying makes him promise to his friend Manuel to comfort Soledad, his fiancee. But to get to Seville is confused with the bullfighter.
After the infamous song that made her life impossible in Calatayud, Dolores flees. In another village she find accommodation and a widower husband with a daughter. This girl and the brother who launched the offensive again make life miserable for the unfortunate Dolores.
The lives, loves and vicissitudes of a group of circus performers in the Argentine Pampas around the turn of the century are played out in this drama with songs.