In 1944, two American spies, posing as priests, infiltrate German occupied Rome to relay information to HQ but can only communicate via pigeons due to the imposed radio silence.In 1944, two American spies, posing as priests, infiltrate German occupied Rome to relay information to HQ but can only communicate via pigeons due to the imposed radio silence.In 1944, two American spies, posing as priests, infiltrate German occupied Rome to relay information to HQ but can only communicate via pigeons due to the imposed radio silence.