Animals always come first for Mandy Hope, and at Animal Ark - her parents' busy veterinary surgery - Mandy is always making new friends.
Mandy and James are really looking forward to their holiday at the Kincraig Trekking Centre. A whole week of riding in the beautiful Scottish Highlands! But the owner of the centre is worried about the Highland Pony stud on the other side of the mountain. It looks like the ponies are being mistreated. Then one of the stallions goes missing . . .