Egypt, 1939 – Fritz Braun, leader of an German Special research unit discovers on one of his excavations a mysterious material from which, according to tradition an incredible amount of energy can be extracted. Immediately, the mysterious material is transported to Germany, where he possibilities employment as military weapon is tested in secret underground experimental plants. Even though the research is kept strictly secrecy, the Americans learn of the German plans and send their best secret service agent Mike Baker to Germany with the order to obtain information, to capture the leader of the research Fritz Braun and to destroy the experimental plants. In the middle of the raging war, Mike Baker hat to search for hints for the secret location of the testing labs. Finally, he receives information which are leading him to a mysterious castle in south Germany: The Wolfsburg !
On his arrival, he has to notice that of the Germans have lost control of their excavations and are threatening lead to horrible disasters. Will Mike Baker succeed in destroying the underground experimental plants together with their terrible monstrous inventions?