An Unknown Enemy (Spanish: Un Extraño Enemigo) is a 2018 television historical political thriller[1] and drama series released on Amazon Prime.
It examines the events leading to the 1968 student massacre and its cover-up, through the eyes of Commander Fernando Barrientos, head of a secret Intelligence agency.
[2] The series main character is loosely based on the real life Fernando Gutiérrez Barrios, director of the infamous DFS intelligence Agency, and depicts the political intrigues that triggered the period of censorship and repression of students at the end of the 1960s.
[8] An Unknown Enemy explores the origins of the Mexican dirty war of the 1960s, and portrays the attempts of Fernando Barrientos, head of the "NSD" secret police, to ensure a grip on political power, as the country goes through a series of social turmoils, in part provoked by the agency he is directing.
All happening in the frame of the Cold War, the 1960s youth counterculture, the preparations of 1968 Olympic Games in Mexico and the upcoming 1970 Mexican general election.