Sofia isn?t the crown princess ? that?s her perfect big sister, Katrin. Sofia is the other one. The disappointing one. So when disaster strikes, Sofia is certain she?s not a good enough princess to fix things. But she has to try. And maybe when you?re a failed princess with only a young dragon and a pack of rowdy goblins on your side, it?s time to try something wildly different...From the author of The Dragon with a Chocolate Heart comes a magical third adventure about acceptance, family and friendship, perfect for fans of Cressida Cowell and Cornelia Funke.