A young flight stewardess assigned to a Florida route becomes involved in a treasure-related mystery after a discovery tied to pirate lore. The narrative follows her travel from New York to Tampa, through Ybor City and Havana, as suspicious figures, a disappearance, and federal agents complicate the inquiry. With help from colleagues and local contacts she pieces together clues centered on a gold coin, confronts hidden motives, and brings the tangled investigation to a resolution.