After attending the surprise party planned by Suzanne, Ms. Previn discovers that she had left something behind at the restaurant, Henri's. Upon arriving at the restaurant, Alexander discovers a few gangsters harassing his friend Henri. Henri pleads Alexander not to call the police and assures Alexander that this will not happen again. Alexander calls Peter and the team to his office to discuss the mob's presence in Paris with the police commissioner and to secure the permission of the Paris police before swinging into action. In that conversation, the police commissioner informs Alexander and the team that Mr. Rosi has smuggled the Purple Shirt gang from New York to do his dirty mob business in Paris. After the first run-in, the mob not only goes after Henri, but also his family and Alexander for interfering. Alexander soon learns that Mr. Rosi and his mobsters want to quietly convert Henri's restaurant into a base for his illicit drug operation. Peter and Alexander devises a pl