At Animal Ark, Mandy Hope helps her parents treat animals of all shapes and sizes. Even outside the clinic, Mandy can't resist helping any animal in need. When Mandy and James discover a mother fox caught in a cruel trap they are horrified - and so is the rest of Welford! But somebody local seems to be responsible. The to friends are determined to find the culprit. But first, they have to find a way to keep track of the injured fox's mischievous cub!