María de la O

Carlos, veterinary, poet, musician in his spare time and a fun-minded Don Juan,pretends to be his friend Fernando who has inherited a pharmacy in Madrid. There he meets an old girl friend that attracts him.

Carlos, Jose Luis and Enrique, three friends who are in their final year as students of the Naval Academy in Marin face each other in matters of love. When Carlos meets Maria Rosa, the daughter of a shipowner, he falls for her and forgets Dorita Beltran, an artist with whom he had relationships. Soon after, Dorita arrives in the city to act, meets Carlos' friends and decides to seduce José Luis to take revenge on her former lover.

Alberto, "Zanahoria" and "Jabato" are three students of the Parachute School. They are the "lashing the air," friends, good partners but rivals and competitive in love. When they see Nati, a beautiful woman who falls in love with Alberto, jealousy will lead to situations that jeopardize their great friendship.

Malvaloca, dancer and singer, go to Las Canteras when she finds out that Salvador, her exboyfriend has been hurt. Salvador's college, Leonardo, goes with her and falls in love. They start a relation.

Two men pretend to the same woman in a fort located in the wilds of Canada. Also, one of them will be the object of desire of an Indian girl.

After witnessing the murder of her father, the little Mikoa flees the plantation where he works as a slave. Janson, master of the plantation, and his daughter Laura, found lost in the jungle and decide to present to the Father Braulio, a missionary who welcomes him like his son. The young native is raised and educated in the mission, becoming a good man in love with his childhood friend, however, still has much hatred for the person who killed his father, Charles, a cruel white overseer who now at the service of revolutionary blacks.