Cat Sparrow is on the road. She's following her sister, Meg, who was torn from their convent home and sent to London.

But Cat isn't like other people – she thinks differently – and for a girl like her the world holds many perils.

Luckily she befriends a young actor, Jacques, and together they follow Meg's trail to a wondrous place called the Field of Cloth of Gold. But here, they discover that the kingdoms of England and France are both in terrible danger ...