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.