From international phenomenon Cornelia Funke the bestselling author of Reckless and Inkheart Eleven-year-old Jon Whitcroft never expected to enjoy boarding school Then again he never expected to be confronted by a pack of vengeful ghosts either And then he meets Ella a quirky new friend with a taste for adventureTogether Jon and Ella must work to uncover the secrets of a centuries-old murder while being haunted by terrifying spirits their bloodless faces set on revenge So when Jon summons the ghost of the late knight Longspee for his protection theres just one question Can Longspee truly be trusted