Snoozing on the train ride into Dundee, a horrified scream tears both Albert and Rex from their dreams and back to reality... where they discover a woman has just witnessed a murder. It would be easy to dismiss her claim; she saw something in the window of a house as the train went by, but when there are dangerous men waiting for her at Dundee station, Albert has to accept she might be onto something. With the Gastrothief trail gone cold, Albert and...