Marcelo, a young bullfighter and son of a local resident, returns to his village with his father to perform at the town's patron saint festival. There, he meets a young woman and falls in love with her, only to later discover she is his own sister. Disappointed, he decides that this time the bull will win the bullfight. A young girl, the owner's daughter, has grown fond of the animal and tries to prevent it from being taken away and used in the festival. Meanwhile, thieves, church looters, steal an important painting and jewels from the Virgin Mary. They attempt to flee the village, encountering obstacles along the way. The girl and the bullfighter confront them and manage to recover the stolen items.
