Penny Allen and the Mystery of the Hidden Treasure

When the Allens -- Philip, Jimmy, Penny and Marjorie -- opened their Michigan Lodge as a summer hotel, they decided to track down the rumor of buried treasure. Other people, however, had the same idea, and before the Allens could solve the baffling clues they discovered, they found themselves in real danger. How they found the treasure, and how Penny and Philip found romance with it, make an exciting and romantic adventure everyone will enjoy.