In Mexico City, two sisters live radically different lives: Maria, who—along with her supportive group of fellow sex workers—must deal with unscrupulous, abusive clients and her exploitative pimp, Rudy, and Elena, a society woman trapped in a marriage of convenience, who falls prey to Rudy’s fortune-seeking seduction.

Three married couples gather to celebrate the eighteenth anniversary of their marriage mourning the absence of a friend who was best man at all three weddings.

Alberto Medina is a famous composer whose car breaks down while he is on a trip. While looking for help, he finds the Valverdes' house and is welcomed in by Emilia, the mother of the family, who is known for taking in tramps.

1956 film by Carlos Velo