After being nabbed while trying to stow away on board an ocean liner en route to Hawaii, young Bobby Breen sings for his travel fare and, along with sidekick Pua, turns detective to recover stolen naval documents from crooks

White hunters in a Malayan jungle stalk a white tiger and bait their trap with a native girl. Captain Rogers to the rescue but falls for the Colonel's daughter.

Two daredevil pilots go after the same girl.