Un extraño enemigo - Season 1 Episode 3

The student movement becomes stronger. They establish the National Strike Council (NSC). With the help of one of Barrientos; infiltrators, they organize and carry out the largest civil march ever seen in the country, with over one hundred and fifty thousand participants. This is a great cause of concern for the president, Diaz Ordaz, and his government, while at the same time putting them in the spotlight. Meanwhile, the CIA, which has a strong presence in Mexico, offers its support to Corona del Rosal in the presidential race. They have a proposition: For Corona del Rosal to carry out a coup and return the country to law and order.