In this episode, Sean and James discuss Part 4, a transitional episode. In October 1943, fresh B-17 crews, including Lt. Robert Rosenthal, arrive. The 100th bombs Bremen once again. Feeling the effects of combat exhaustion, Major Egan is sent on leave to London, where he has a one-night stand with a Polish war widow. Learning that Major Cleven did not return from Bremen, Egan returns to duty early. Meanwhile, Sgt. Quinn is guided by Belgian resistance smugglers. He also meets two other American airmen, including Bob, who is killed after being exposed as a German infiltrator. Quinn and the others arrive via train to German occupied Paris on the way to Spain.