A well-bred young woman who prizes the virtue of fidelity remains faithful to the doctor who deflowers her, even after he marries her invalid sister.
Teresa is a girl from Chilean aristocracy. She lives a double life, at day she dresses very elegant and fancy, while at night she assist to high society meetings at the Crillon Hotel in Santiago, where diplomats and wealthy people meet. However, her family is economically ruined after a bad sale of her father's mines and they have to live at Romero Street, where the working class lives.
