In this book, Wishbone, the adventurous dog, works with his best friend, Joe, to solve the mystery involving a spooky lighthouse and some lost pirate treasure. Threatened as they are with impending doom if they ever set foot on Skeleton Reef, the two are in a real fix. And, the duty of saving the lighthouse from destruction rests on their shoulders. Will they be able to do it against the prophecy of doom?

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