A US Secret Service agent must go to Hong Kong because of the disappearance of some important documents that carried her former partner in the Korean War. These documents, if they fell into enemy hands, could be very dangerous and cause many more deaths.

Smooth and lethal gunfighter Lee Calloway helps three bandit brothers escape from jail under the condition that they give him fifty percent of the stolen gold they have hidden. Of course, the treacherous sibling trio don't plan on keeping their end of the deal.