The story of how the Japanese Navy developed new torpedo technology and planned the devastating surprise attack on the U.S. Navy at Pearl Harbor in 1941.

How the German army prepared for the D-Day landings, despite having no evidence of exactly where in Europe the Allied forces planned to attack. The Germans expect an attack in the Spring of 1944, but instead, they find themselves in a fascinating game of cat-and-mouse in the lead-up to June 6. With D-Day approaching, the Germans aim to turn the Normandy beaches into a killing zone.