The captain of a small vessel, regularly sailing between his home island of Margarita Island in the Caribbean and the Venezuelan mainland, has two separate and very different relationships. At home, he is happily married, having named his boat Isabel after his wife. Yet on his visits to the port of La Guaira, he has a passionate affair with Esperanza, a woman working in a seedy cabaret who tries to retain him with hexes and spells.
A vaudeville singer secretly marries a wealthy landowner, who soon returns to his ranch, fearing the rejection of his snobbish family. To teach him a lesson, she shows up at his estancia pretending to be a maid.
A poor and lonely coal seller trades his heart to a demon of the forest, hoping to improve his condition. It won't be long before the consequences of his actions catch up to him.