Most people do well to disguise themselves from time to time and pretend to be someone else for a while. If they do it for the sake of a masquerade ball, they cannot be blamed, it is worse if the disguise serves to commit a crime. This is the conclusion that Viennese criminalists come to when investigating a series of robberies. The camouflage of the perpetrator is so perfect that it almost resembles a variety artist. From this reasoning unfolds a thoughtful investigation. And there's also Rex's great sense of smell. There are no disguises for a four-legged criminalist!
