The deadly Madame Atomos is a brilliant but twisted Japanese scientist who is out to revenge herself against the United States for the bombings of Hiroshima and Nagasaki, where she lost her family. Opposing her are Smith Beffort of the FBI and Yosho Akamatsu of the Japanese Secret Police. In 1972, the US Government is preparing to return the island of Okinawa to Japan. The Atomos Organization intends to strike the American base still on the island. They approach Richard Tardif, a young American tempted by a life of adventure, for a simple mission, allegedly risk-free, job with a great deal of money at the end. Because Madame Atomos is as devious and machiavellian as Richard is naive...