The Misses Azalea and Iris Gates, the white-haired twins who lived shut away from the world, summon Doris to help them out of an unusual circumstance. How Doris hears of strange unknown relatives and saves a mysterious fortune is told in a story full of action and humor.

At the boarding school, Barry Manor, Doris and her chums have many good times. The search for the pearl necklace, and the uncovering of the mystery surrounding the forgetful Kate Tindell makes very exciting and interesting reading.