In this episode Matula drives a new Alfa Romeo 155 as a replacement for the previous 75. Already from the next episode on he will drive a slightly different 155 with the same plate F-XJ 4215.
Dr. Franck moves from this episode on to a new office in the just renewed City Gate building at the Niebelungenplatz, Frankfurt.
The whole story is based on the dealing with and search of the kidnappers of a businessman, avoiding any police intervention.