This is the very first story in the series and begins with
Julian, Dick and Anne learning how they will be going away by themselves for their summer holiday. Their parents had made plans to go to Scotland alone and arrange for the
children to stay with their Uncle Quentin and Aunt Fanny in the seaside town of Kirrin.
Once there, it becomes clear that their Uncle and Aunt are having money trouble. They meet their strange cousin, Georgina, who makes them feel most unwelcome at first but gradually learns that sharing with others is fun.
The children spend much of their holiday on Kirrin Island (which belongs to Georgina) and one day encounter a terrific storm which raises an old shipwreck from the sea-bed and leaves it on the surrounding rocks of the island. The ship had been owned by Georgina's great, great, greatgrandfather and, upon exploring the wreck, the children discover an old box containing a map of kirrin island which they hope will lead them to gold ingots hidden deep in the dungeons of
A desperate race against time ensues as the children hurry to find the ingots before Uncle Quentin sells the island to some rouge treasure hunters who had tempted him with money knowing full well how badly off he was.
Needless to say, the Famous Five succeed and become firm friends and in doing so set the scene for twenty more