Pornographic films, or sex films, are films that present sexually explicit subject matter with regards to sexual arousal and erotic satisfaction of PORN VIDEOS the viewer. Pornographic films present sexual fantasies and usually include erotically stimulating material such as nudity and depictions of sexual activity. A distinction may also be made between "erotic" films and "pornographic" films on the basis the latter contain more explicit sexuality, and focus more on arousal than storytelling, but the distinction is highly subjective.