The rigid professor Germán, president of the League of Honor and Modesty, hates statues of naked women, but the spirit of his ancestor Casanova leads him to episodes of debauchery and conquest. Married to the rigid Severa, he becomes a corrupt mayor. Only the moralistic Rosa will be able to free him from these strange influences to improve his life and that of the town.
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.
Amable is the drinking buddy of Paquito, a former medical student who plays Fanny's love, a cabaret singer and also with Conchita, a showgirl. One day, Paquito receives a telegram that his uncle Pancho vayaa asked to see his wife and other medical eminence to heal him his kidney ailment. Among all a hoax to mount Paquino not lose the inheritance from his uncle.
A woman owning a small dressmaker's shop decides to reopen it in Broadway in luxury at all expenses, trusting merely on the cards'premonitions. She wants her little children to pair with the richest boys. Her husband, who discouraged her, dies and the business soon takes flight.