"Bridey Kelly has come to Greenway House-the beloved holiday home of Agatha Christie-in disgrace. A terrible mistake at St. Prisca's Hospital in London has led to her dismissal as a nurse trainee, and her only chance for redemption is a position in the countryside caring for children evacuated to safety from the Blitz. Greenway is a beautiful home full of riddles: wondrous curios not to be touched, restrictions on rooms not to be entered, and a generous...