The Archer and Corporal Jack use a captured German bomber to infiltrate a German prison held at Chateau du Mort, "The Castle of Death," to prevent a massacre of important prisoners of war.
Spolo brings Professor Blenders and his electron microprobe to West Berlin to solve the cause of a series of traffic accidents happening to diplomats and American military personnel.
While on leave in Brisbane, Kee drags the Iron Corporal into a pub for enlisted men, then manages to start a free-for-all by mocking a Highland Sergeant Major's kilts.