A group of men parachute into Japanese-occupied Burma with a dangerous and important mission: to locate and blow up a radar station. They accomplish this well enough, but when they try to rendezvous at an old air-strip to be taken back to their base, they find Japanese waiting for them, and they must make a long, difficult walk back through enemy-occupied jungle.
In San Francisco, a psychopathic gangster and his mentor retrieve heroin packages carried by unsuspecting travelers.
An American woman arrives in Hong Kong to unravel the mystery of her missing photographer husband. After getting nowhere with the authorities, she is led by some underground characters to an American soldier of fortune working in the area against the Communists. He promises to help find her husband.
