Intro. Francisco Alcázar is a landowner married to Sofía, with whom he has a son, Andrés. Before his marriage, Francis had an illegitimate son, John, by a married woman. After the death of his mother, Francisco took him into his hacienda hiding his kinship. Francisco, before being able to legally recognize him, dies in an accident, and Sofia intercepts the letter confirming her intentions. Fifteen years later, Juan is a man who lives off smuggling in the port, loyal to his men and with a dubious reputation. He learns about his origin thanks to Mr. Noel, who is his mentor. Monica and Aimée de Altamira, are bankrupt. Monica is betrothed to Andrés Alcázar, but he falls in love with Aimée, the sister, flirtatious and selfish. Monica, devastated by the breakup, decides to become a nun. Aimée has an affair with Juan but abandons him to marry the rich Andrés, Juan tries to confront Andres but Monica stops him, Aimee to save herself sacrifices Monica and Juan marries her and ends up in love.