An educational film about an aspect of political economy. The concepts of use value, barter value and labor as a commodity are the subjects; they are intended to introduce the process of understanding the theory of value of work and the law of values, alienation and fetish.
A grim, merciless gunfighter known as Santana protects a young woman from the murderers of her family members and at the same time pursues a revenge against a traitor responsible for the death of his fellow soldiers years before.