The diary of an exploration in the private places of 8 protagonists of world architecture: Shigeru Ban, Mario Bellini, David Chipperfield, Massimiliano Fuksas, Zaha Hadid, Marcio Kogan, Daniel Libeskind and Studio Mumbai.。Hazel, a ten-year-old girl who has just moved to the big city of Dimmadelphia for her father's new job, explores the city on her own after her brother Antony leaves for college.。