The US Government tries to track down embedded Nazi agents in the States.
An FBI agent works with a refugee scientist and the Coast Guard to crack a Soviet spy ring in Boston.
US-Navy pilot Lt. Richard Tabor crash-lands on a south Pacific isle called Love Island in English. Richard befriends the Balinese beauty Sarna. The bad and jealous Jaraka doesn't like their friendship, so he has Sarna's father Aryuna arrested on a vague charge. Jaraka tells Aryuna that he only will be released when his daughter marries him.
