Shortlisted for the Blue Peter Book Awards 2020. A mind-bending adventure from the author of Brightstorm! A year after the death of her older brother, Prue Haywood`s family is still shattered by grief. But everythingchanges when a stranger arrives at the farm. A new, incredible technology has been discovered in the city of Medlock, where a secretive guild of inventors have developed a way to capture spirits of the dead in animal-like machines, bringing them back to life. Prue knows that the ”Ghost Guild” might hold the key to bringing her brother back, so she seizes the stranger`s offer to join as an apprentice. But to find her brother, she needs to find a wayto get the ghost machines to remember the people they used to be. Yet if Prue succeeds, all of society could come apart...