 A famous martial artist, Steve Hunt, travels to the desert for what he thinks is an Olympic-style competition.The competition turns out to be a trap set by Baron von Rudloff, an ex-Nazi general who is still bitter over the humiliating defeat of his martial arts team at the 1936 Summer Olympics by Japanese martial artist Miyagi, who bribed the judges with diamonds at the time.Steve wants to escape when his girlfriend and fellow karateka, Olga, is deemed unsuitable to continue as part of von Rudloff's team.