Every holiday, Emma loves helping her grandma Dolly at her animal sanctuary. At home she isn't even allowed a guinea pig. While she's there, Emma's grandma buys her Mississippi, the beloved horse of an old friend, Mr Clipperbush, who has passed away. Emma can't believe her luck, a horse of her own. But suddenly there's trouble. Mr Clipperbush's long lost nephew wants the horse back and will stop at nothing to get his way. What can Emma do? Saving Mississippi means everything. Suggested level: primary.