USA: Arriving in Paris, Michael notices that his brother, Frank, is behaving strangely. Michael trails Frank and discovers that he's been brainwashed by a gang of thugs into helping them pull off a daring bank heist!
DE: The Vaillant will stay in Paris, where they want to participate in a race. Hanna travels a few days later in the French capital and is met at the airport by Frank. A little later she is almost run over in the city. Frank is suddenly completely changed. Michel found this behavior strange and finally finds out that Frank is apparently involved in a bank robbery. (information from the German series "Michel Vaillant")
