While studying at a Catholic boarding school, the young Luisa meets a boy, Julio, who talks to her from the street and through the gate. However, the girl's arrogant older brother removes her from the establishment and takes her to live in her family house. The beginning of love between Luisa and Julio is made even more difficult by what seems to be the beginning of a disease in her.

A film star enjoys a romance with the daughter of a puppeteer, but his criminal past threatens to ruin it.

Two brothers claim their adoptive sister.

Forced by her alcoholic aunt, an orphan practices street vending and begging, until she finally runs away from home.

A woman in love with a doctor is harassed by another man and she ends up taking care of orphans.

To win the prize that is offered to the one who endures three laps to a boxer, a mechanic learns to box and becomes champion; in the meantime he gets involved with a woman but eventually returns to his wife.