Hattie B, Magical Vet: The Unicorn's Horn (Book 2), Paperback

Hattie B returns to the Kingdom of Bellua where wicked King Ivar has taken the magic from a unicorn's horn! Only Hattie can make the special medicine the unicorn needs - can she find the ingredients before it's too late? Hattie B is inspired by a little girl called Harriet, who once asked 'where do unicorns and dragons go when they're unwell?'