Ramón García Ribeyro

Fiero is hired to assassinate the newly-elected civilian president of San Pedro. His employers are a group of generals, threatened by the liberal sympathies of the new president-elect. The generals, having killed Fiero's father years ago, trick Fiero into thinking he is working for the leftist People's Party. Meanwhile, a CIA agent is sent stop to the assassination. It's a race against time as the agent must stop the HOUR OF THE ASSASSIN.

The movie follows the life of Enrique Aet, an engineer whose main obsession is to improve communications between the Peruvian jungle and Lima.