"Nine mall Santas must find the impostor among them. An elderly lady seeks peace from her murderously loud neighbors at Christmastime. A young woman receives a mysterious invitation to Christmas dinner with a stranger. Niccolò Machiavelli sets out to save an Italian city. Sherlock Holmes's one-time nemesis Irene Adler finds herself in an unexpected tangle in Paris while on a routine espionage assignment. Jane Austen searches for the Dowager Duchess...