Luis, the young bride, is very pretty, but not for the beauty chose her fiancé: he marries money, and most important for him is the dowry that the bride's father promised. And Luis is in love with another ... How to be?

The resourceful duenna, the girl's teacher, will come to the rescue. She will change outfits with attire and give herself out for Louis. Here the merchant will sit in a puddle: marrying a duenier instead of Luis ... And the duenna will turn from a simple educator into a rich married woman. And Luis herself will marry out of love for Dona Antonio! Yes, and parents eventually with such a turn of affairs will reconcile, in fact for them it is most important that the daughter was happy, and money - business acquired!