The document summarizes the key elements of mise-en-scene, camerawork, editing, and other techniques used in the poster and trailer for a psychological thriller film. For the poster, it notes the use of low-key lighting, an extreme close-up on the main character's face with the number "23" written on it, and a handwritten font to convey his crazed state of mind. Regarding the trailer, it highlights the use of low-key lighting, zooms on a red book and faces, fast-paced editing as tension rises, non-diegetic music during dialogue, diegetic music when reading, and voiceover during chapter readings. Phrases in the trailer aim to intr