Publisher's Synopsis
Can the defeat Cassandra? Nine-year-old Penny Hearting has just moved Nassau with her family, and is completely convinced that a mermaid rescued her from drowning, but no one believes her. So, she takes matters into her own hands and goes on a search for the mermaid that rescued her. Ten-year-old Emmy is the princess of Utopia, an underwater city populated by mermaids. But, when her evil aunt, Cassandra, takes the city from her father, the King, her only option is to seek help from the girl she rescued from drowning. When these two lives collide, can they and another friend save their homes from disaster?
