 In 1942 Czechoslovakia, SS-General Reinhard Heydrich is appointed to become the Reich Protector of Bohemia and Moravia. The terror and oppression that follow cause Allied authorities in London to authorize a secret mission to kill the man who has come to be known as "The Butcher of Prague". The film explores shows the operation leading up to Heydrich s death as well as the massive German reprisals that followed it.