The countdown to Christmas has begun and Isabelle is enjoying a family day out at the zoo. As her sister watches the penguins, Isabelle is the only one to catch a glimpse of a snow leopard, with its beautiful spotted silver-grey coat and long fluffy tail. Fascinated by these rare and endangered creatures, Isabelle tries to find out what she can do to help protect them. Little does she know she's about to be whisked into her very own magical snow leopard adventure in the remote mountains of Mongolia, where a mother and her cubs are in danger...