A man is killed and his friend is charged for the crime but he isn't guilty, he must now find the real murderer.

A gang of criminal teens take shelter from the police in a house inhabited by a nun and her niece.

Roberto y su nueva familia estan pasando por dificultades economicas por lo que decide formar otra vez su vieja banda y comienzan a tratar de organizar algunos robos que resultan mal. La esposa de Roberto y su abuelita recurren al engaño disfrazandose de monjitas para poder vender galletas y rompope, sin embargo la abuelita hace de las suyas y se meten en problemas.

When a worker is found murdered on the construction side, the investigation swiftly turns from things criminal to the political circumstances surrounding the building itself. Widespread corruption and neglect by the builder himself are seen to have brought the situation about. Much of the movie is filmed using hand-held cameras, and the majority of the dialogue is in the difficult-to-understand and very slangy Spanish dialect of Mexico City's bricklayers.

Conflicts in town force a guy to escape to a hiding-place in the countryside.