The opening of 'se7en' employs close-up shots to create a disturbing atmosphere, focusing on a male antagonist engaged in sinister journal activities with unsettling imagery. The use of dim lighting, jump cuts, and a mechanical musical score enhances the tension and foreshadows a narrative involving themes of religious significance and the seven deadly sins. Overall, the gripping visuals and sound design immediately immerse the audience in the psychological horror and mystery that will define the film.