A Mexican fisherman, whose son has died because he could not afford necessary medical care out of his meagre wages, becomes aware of how badly exploited he and his many fellow fisherman are by the one greedy man for whom they work and the corrupt politician who makes the laws to benefit him.
A journey that begins in prehistory, passes through the Mesoamerican peoples, and shows the instruments that were used in the conquest and the colony, in order to learn about the evolution of Mexican music.
