Sky attempts to help a young man recently paroled from prison get started again, but the ex-convict's former friends frame him for a bank robbery.

Sky King and Penny turn the tables on foreign agents conspiring to blackmail a refugee scientist.

A young rancher is losing cattle fast so Sky King investigates.

Sky and Penny unwittingly become involved in sabotage when they visit their friends Major Dave and Denise McKay. An enemy agent has attached a time bomb to Major McKay's car, setting the fuse to explode while the Major is working at an army special-projects base. When Denise and Penny borrow the Major's car, they are placed in grave peril.

During a major flood, Sky, Penny and Bob assist the authorities in their rescue efforts. Unfortunately, three of the men they rescue are murderous escaped felons who force their rescuers to help them rob a flooded bank.

A mock holdup paves the way for a real holdup and Sky King comes to the rescue.

Someone has sabotaged a young rancher's harvest and Sky King sets out to find the culprit before any more damage is done.