1912 : Venezuela is under the dictatorship of Juan Vincente Gomez, who rules this immense territory like his own property. In the capital of the former province of Rio Negro, people are waiting for the arrival of the new governor, Osuna. Sent by Gomez, Osuna is accompanied by his wife Maria Fernanda, his two children and his brother-in-law. On the evening of his arrival, the first confrontation break out during the ball given in his honour. expected by all : the brutal Carrera, chief of the land, wanting to show he is still the strong man of Rio Negro, challenges Osuna in front of all. Anticipating the danger, Osuna turns the tables and send Carrera in captivity. The scene is set.