Marisol and Mariluz are twin sisters. They live separated, Mariluz with their uncle in Rio de Janeiro, and Marisol with their mother, in Madrid. Marisol's mother has desperately tried to get money to go to Brasil and meet Mariluz, and so she and the girl have worked in all kinds of places, but they never get enough money until one day Marisol's mother decides to sell everything to get the money and go to Brasil to reunite the family. Once there they discover that Mariluz's governess and her lover have devised a plan to get the money from the twins' uncle, a plan that is in terrible danger now that the spaniards have arrived to Brasil, forcing them to start thinking to get them out of the way...

Marisol is a young girl with a vivid imagination and a heart of gold who witnesses a picture robbery in a museum...