Imagine you have only a pencil and paper, a pocketful of hunches, and your puzzle-solving skills to help end the war Fresh out of high school, Gemma Sullivan lands what she believes is an office job, only to learn that she's been hired for top-secret government codebreaking work in a cottage in Mimico, Ontario. The codebreaking "Cottage"--run by the brilliant, eccentric Miss Fearing, who was trained at England's Bletchley...