The moment Alfred arrives at his granny's cottage, he feels like he's being watched. The surrounding forests teem with unfamiliar life - even odd little faerie creatures only Alfred can see.

It's only when free-spirited Saga bursts into his life that he learns to appreciate the strange beauty around him.
But this special world is under threat: Alfred's dad is working on a project to dig a giant motorway tunnel through the landscape. As he joins Saga in the protests against this project, Alfred draws ever closer to the perilous world of the faerie creatures, following a thread that will lead him deep into mysteries from his family's past