My mentor Fox is a private consultant for Scotland Yard. You may approach him to resolve the most incomprehensible crimes and mysteries. If you don't mind that he is a real fox. In any case, in nineteenth-century London — an era of enlightenment, electricity, and steam — talking animals bother no one; they are customarily called "close to nature." Dobermans serve on the police force, horses drive cabs, raccoons sell newspapers, and I record the mysterious tales of an elegant detective with a red tail…