A woman saves her daughter from making the same mistake that cost her happiness years ago.

A woman imagines that his son born after a one-night encounter with a butcher is actually from a renowned musician.

The wrong address on an ad asking for a typist will make a cartoonist's life miserable.

Juan Carlos Thorry is a police inspector who must solve the mystery of the death of the warden of a boarding school for young women, for which he goes undercover as a music teacher. The main suspect is the mischievous schoolgirl María Duval. A series of entanglements leads the protagonists to becoming romantically involved and to finding the culprit.

When the employee of a famous economist seeks a raise in complicity with a street vendor, her work learns real-life facts by trying to prove that you can live with what you pay.