When Isabella's friend disappears, she volunteers to guide the search party. As a mapmaker's daughter, she's equipped with elaborate ink maps and knowledge of the stars, eager to navigate the island's forgotten heart. But beneath the mountains a legendary fire demon awakens, and her journey is fraught with danger...240-pp softcover.When Isabella's friend disappears, she volunteers to guide the search party. As a mapmaker's daughter, she's equipped with elaborate ink maps and knowledge of the stars, eager to navigate the island's forgotten heart. But beneath the mountains a legendary fire demon awakens, and her journey is fraught with danger...240-pp softcover. Winner of Waterstones Children's Book Prize: Overall Winner 2017 and Waterstones Children's Book Prize: Younger Fiction 2017.