YEAR 1940 During the Japanese occupation of Manchuria. U.S.Intelligence officer Captain Benton Harris who is assigned as a military advisor for General Chiang Kai-shek's Nationalist Army teams up with General Chiang's intelligence agents to eliminate a poweful underworld organization under Boss Hirun Korari who spies for the Japanese govenment. They tracked down the Dark Snake Society from Shanghai Washington D.C.Tijuana Mexico the final destination Pearl Harbor Hawaii.Boss Karori sets a spyring using a fish market as a front near the harbor. He sends his spies in fishing boats fishing for the market and secretly taking pictures of U.S. Navel ships leaving and coming into the harbor.