A cryptic message and a swan's feather lead Sylvia and Dana back to their beloved fairy glade-but they discover it's disappeared! To make matters worse, their friend, Mr. MacCooney, has been imprisoned by the Sylphs, and the girls find themselves in a world without poetry. Once again man has upset the fragile balance of the fairy's realm -- and of the human world as well -- and it's up to Sylvia and Dana to set things right.