Rocío, is in love with Mario, a free rider with a lot of face that, to top it all, is partner of the business of her father, Domingo with whom she maintains incestuous relations. When Domingo passes away, both Mario and Rocío's mother have to put to the front of the business, finishing with the inheritance that could receive Rocío. In the midst of her frustration, a young business worker, secretly in love with Rocío, will try to have the legacy of her father end up in the hands of his rightful heiress.