While perusing auction items from the Chadwick estate, Liss purchases a painting of a bagpiper to add to her collection. Her interest shifts from art to sleuthing upon a strange discovery-what appears to be a treasure map tucked behind the canvas. She's even more intrigued when she links the scroll to an early Chadwick who smuggled goods across the Canadian border. So during a business trip to Canada, Liss arranges a meeting with an archivist in hopes...