Sinopsis: During World War, the Japanese military established a secret underground lab in Tokyo. Three Olympic-level atheletes were selected to undergo a process that eould turn them into jinra-go superhuman armored soldiers. By March 1945, one of thew soldier has been completely transformed into the half man/ half machine ultimate soldeier called Mikadroid. But American B-29s firebomb the city and while two of the experimental athletes manage to escape, Mikadroid and the lab are all but destroyed.