1) The opening sequence introduces the director, production company, title, and main actors of the film Leon the Professional through fading text over scenes of the city and ocean. 2) The sequence establishes the setting as a restaurant in "Little Italy" owned by a character named Guido. 3) In the restaurant, Guido asks Leon to persuade a mobster who comes to town on Tuesdays, implying Leon will use violence if needed. Leon agrees and takes a photo of the mobster, indicating he has been hired to potentially kill the target.