A young father takes his son on a journey away from Buenos Aires and through the strange and wondrous world of rural South America. The man is unemployed and separated from the boy's mother. The trip teaches the man to rediscover both the world outside urban Argentina, and also to rediscover his son.
In a city in South America an outbreak of bubonic plague occurs. While people try to flee and the military close the city, an idealistic doctor decides to stay and help the sick. In the ever-changing circumstances, he puts up a brave fight, being helped by others but also involving them without being able to control the situation.