The hilarious first book in a middle-grade fantasy trilogy about the magical rivers that run through the sewers of London and shape history in ways you'd never learn in school.
Magic is real. History is a big, fat lie. Hyacinth Hayward's mother has just been kidnapped by lumpy gray monsters in post office uniforms. But why? Well, before Hyacinth moved from Illinois to London, she read up on the city's history. Too bad for her. Because the books are wrong. The truth is, London was built on magical rivers, and all the major events in its past have been about people...
The hilarious first book in a middle-grade fantasy trilogy about the magical rivers that run through the sewers of London and shape history in ways...
