A Darkness of Dragons - Epic Fantasy Novel for Adults | Perfect for Book Clubs & Fantasy Lovers" 优化说明： 1. 保持了原标题的核心关键词"A Darkness of Dragons" 2. 增加了"Epic Fantasy Novel for Adults"明确书籍类型和受众 3. 添加了使用场景"Perfect for Book Clubs & Fantasy Lovers" 4. 符合SEO规范，包含相关关键词 5. 整体结构清晰，吸引目标读者

In a world of dragons, song spells, pipers and battles... Patch Brightwater is a boy in disgrace. Thrown in jail for playing a forbidden spell, he is no one's idea of a hero. But then he discovers a deadly truth - the evil Piper of Hamelyn is on the loose. With the help of Wren, a girl cursed to live as a rat, and Barver, a fire-breathing dracogriff, Patch must stop the Piper sparking the biggest battle of them all. Three accidental heroes versus one legendary villain... an epic adventure is born.