The document provides analyses of the trailers for the films Unborn and Saw. For Unborn, it summarizes the protagonist, villain, and helper characters. It also analyzes how sound, editing, and camera angles are used to create atmosphere and tension. For Saw, it similarly summarizes the main characters and analyzes the trailer's use of sound, editing, jumps cuts, and camera angles to build suspense and an unsettling mood without revealing the full plot.