Guadalupe is an orphan as a child by Eulalio host and Euphrasia, who incite to steal and commit crimes. She opposes and decides to leave the house to avoid it in the company of a goldfinch and his trusty cat. The girl comes to live independently but failures will accumulate, until he accidentally meets Baby, a lady of good family, and among them emerges a sincere friendship.

The arrival of Francis, who owns a factory of surgical material in New York, caused a real stir in a family composed by her grandfather, Pepe, the son, Jose, and grandson, Pepito. Pepito falls in love with her even though Francis consider him a child. But Don Jose is also in love with the American. This situation creates a difficult situation between parent and child, that Francis seeks to remedy returning to the United States. But the grandfather, Pepe, has the solution ...