La India María must find at all costs in the recesses of a mountain the Magic Black Mirror of Tezcatlipoca, since the spirit of his great-grandfather Moctezuma II ordered her to find it in to prevent the destruction of Mexico. Alonso, a handsome Spanish archaeologist, Bianchi, an antiquities dealer and Brigida Troncoso - an ambitious governor, are aware of the existence of such mirror, of the mysterious treasure of Moctezuma and of María, so all undertake a frantic chase after her to seize the magic glass and the gold.
India María raises a kidnapped newborn and is pursued by criminals who want the boy.
After mistakenly going to jail, Maria makes friends with a woman whose kids live in the streets and Maria gets the idea to help them.
This funny Mexican film tell the tale of a family who will do anything to get rid of the rich old lady who sits at the head of the clan. All the hilarious members want a piece of the very lucrative inheritance money. What they don't know, however, is that grandma has left all of the money to her trusty dog.