María stars in the film that gives her the nickname "La Doña". Agustín Lara conquers María and they have a passionate relationship. Her father apologizes to her for rejecting her. María takes advantage of her fame to organize a plan and get her son back.

Enrique doesn't answer his mother's calls or letters, so María decides to go visit him. Maria tries to help her personal assistant in an emergency, without imagining what she will find. Jorge Negrete does the impossible to conquer María.