The nitrate copy of the film was provided by the Fundación Cinemateca Argentina and the restoration work was done by GOTIKA, Perdón, viejita (which means "Sorry, Old Woman" in English) revolves around a lower-class family: Doña Camila, the aging mother, and Elena and Carlos, her children.

One day he meets Nora, a prostitute, in the park, and decides to bring her home after falling in love with her.

Prudencio, Elena's other pretender, takes an interest in Don Juan and after following him forces him to accompany him to the police and confess about the stolen ring.

Don Juan is then imprisoned and Nora let go, but she feels her honor has been tainted and her meddling has caused trouble to the family, so she leaves and goes back to her job under the wing of El Gavilán ("The Hawker").

Elena, who had confessed to accepting the ring from Don Juan to her mother, comes visit with Doña Camila, who apologizes for her mistrust and scorn of Nora.