When a treetop encounter with a stranded witch leaves Maddie with the ability to talk to animals, she soon discovers that life's not always easy for other creatures. When she discovers the horrifying fate of the sheep from Heather Bank Farm, Maddie resolves to intervene. With the help of a mathematically-minded dog, a bad-tempered rabbit and a maverick chimpanzee from the strange circus that has set up camp on Thistle Island, Maddie sets off on a journey that will lead her further than her imagination could ever take her. A magical story for any child who loves animals, adventure - and direct action.