When Cunda, a man living deep in the Brazilian rainforest, is bitten by a snake, he has a hallucination of four chimpanzees. Once he recovers, he is shocked to find the four chimpanzees waiting for him at home, and, believing them to be special, decides to take them to the city in order to sell them.

After the end of the military dictatorship in Argentina in 1983, Floreal is released from prison. Instead of returning to his wife, he wanders through the night of Buenos Aires. He meets some people from his past–most of which are only imaginary–and remembers the events of his imprisonment.

Peronist view of its history between the fall in 1955 and the electoral triumph of 1973 using a metaphor of the poem Martin Fierro.