After the German army breaks through the French lines at Sedan, the left flank of the moving army has to be secured. The French Ouvrage la Ferté, part of the Maginot Line Defense works, is subject to this consolidation. But the Germans move with ulterior motives, as to them capturing a Maginot Line fort in the first week of the offensive has a huge propaganda value. Tour guide Richard Tucker shows Indy the grounds of a modern tragedy, where 107 French soldiers gave their lives.