Bob and John's investigation continues in Spain, Morocco and Argentina. The teams look into Hitler's possible escape route while uncovering a plan for a Nazi Fourth Reich.
Bob Baer and John Cencich return with new experts and new technology to examine Hitler's possible escape from every angle. They return to Berlin, where Lenny DePaul and Sascha Keil discover an unknown fifth exit from Hitler's Fuhrerbunker.
While investigating makeshift runways, the team finds reason to believe Hitler would had a stopping point on the way to Spain. Deep in the jungles of Argentina, Tim and Alasdair unearth clues that could make this area a Nazi militarized compound.
Bob and John head to Northern Spain, where a declassified document shows Hitler could have moved there from Denmark. They discover several eye witnesses, a satellite of the Third Reich, and what could be a Nazi communications center.
While following leads on a Nazi escape network, the teams in Southern Spain and Northern Argentina both make discoveries of vast tunnel systems in the mountains.
Digging deeper into reports about the Fourth Reich, Bob and John send the team to a rumoured weapons testing site in Germany, and a mysterious deserted island in Argentina that could have housed nuclear facilities with Nazi ties after the war.
With Peron toppled from power, Hitler and Bormann could have been forced to flee Argentina. Following leads from declassified files, Bob and John send the teams into Chile and Paraguay to investigate Hitler's whereabouts if he were forced to escape.
Bob and John have followed hundreds of international declassified files all the way from Berlin to Chile, where they investigate a secretive German community with reported Nazi ties.