This book is about a boy named, Arthur, who recieves a key and an atlas from a mysterious man named Mister Monday. Later that week a plague hits the town, Arthur has to unravel the mysteries of the key to save his family and friends. This is a great book, I can't wait to read the second book in this series, Grim Tuesday
Later that week a plague hits the town, Arthur has to unravel the mysteries of the key to save his family and friends