The document discusses how the filmmakers took ideas and shots from other films like The Descent, Twilight, and Wrong Turn but developed and challenged them in new ways. They used the idea of friends having a photo from The Descent but with different actors. They challenged the black and white photo from The Descent by making theirs in color with a dream effect. They also took the idea of a character researching on a computer from Twilight but developed it with high key lighting instead of low key lighting. Additionally, they copied the headings from Wrong Turn but changed the font and color. Finally, they came up with the idea of shots with a sci-fi effect and handheld camera to give an actor and parts of the film