It is the summer of 1944. Yugoslav Army in the Fatherland - the Chetniks - are saving American pilots downed by the Germans in Serbia. A Mustang pilot has crash-landed into the Chetnik territory. He was rescued during the famous Halyard Mission. His Mustang remained in the Chetnik service. Repaired, and repainted into the Royal Yugoslav Air Force livery, it is flown by a mysterious pilot with a call sign Silent Film, against the German occupiers of Yugoslavia, but also against the Yugoslav ...