Cole Vallen has spent his life dreaming of the sky. The only son of a widowed potato farmer, Cole wanted nothing more than to reach his 18th birthday so he could enlist as a Cloudbreaker, those who serve the Northern Alliance aboard airships in the unending war with the south. On the eve of his birthday, Cole's dreams slipped away when peace was struck.

​

When a shocking event launches Cole into the world he thought he knew, he embarks on a wild adventure as a key witness, learning what it truly means to serve and what it takes to be a hero.