Throughout the movie, the characters collapse is slowly developed, first humanizing them through their dreams and wishes, to later destroy their humanity, leaving a hollow shell of what they once were. While Harry, Marion and Tyrone use heroin for recreational purposes and start suffering when their supply is cut off, Sara Goldfarb uses prescription pills to appease her vanity, making her hallucinate and lose her mental health. These two opposed situations, prescript pills and illegal drugs,