Misty and her fellow Sisters of the Sea are lost, but they must find their way home as quickly as possible in order to complete their important mission.
Misty comes up with a brilliant plan to help her mermaid friends, as well as saving a forest deep in the ocean from a terrible end.
Gillian Shields is the author of several picture books for children including Ben and Gran and the Whole, Wide, Wonderful World illustrated by Katherine McEwen and published by Macmillan in 2004 and The Starlight Baby illustrated by Elizabeth Harbour and published by Simon and Schuster in 2005. This is her first appearance on the Bloomsbury list.