During their seaside holiday, Mike, Peggy, Nora, and their companion Jack embark on an adventure, exploring the caves dotting the beach. In their exploration, they stumble upon a hidden passage that leads them to the Old House perched on the cliff. To their astonishment, they find a young prince held captive inside! Determined to aid the prince's escape, the friends devise a daring plan. But the question remains - will their bold scheme succeed in setting the prince free?
