Pablo Rueda, a frustrated writer and artist, wanders through Mexico City in a labyrinth of dreams and memories that may or may not be those of his novels.

While being shuttled from her convent/boarding school to her wedding, a young lady of the upper classes is kidnapped by bandits. She gets to see the world and meet interesting people.

When a group of young filmmakers witness and film a crime of passion, the most outrageous blackmail of the century begins. By means of a fantastic plan, the filmmakers send to the murderer, a financial and industrial big shot, a copy of the movie that incriminates him and they demand him an improvement of the standard of living for the working class.