Letters in italics refer to marked spots on the map. Sector numbers in boldface are secrets which count toward the end-of-level tally.
Secrets[]
After grabbing the blue key, one of the compartments that open in the hallway you came from has three panels on its northern side instead of one. Press on it to open a compartment containing a blur artifact and (on Hurt Me Plenty or higher) a BFG 9000. (sector 157)
↑The .zip file containing this run, included in this .zip, features a text file for the wrong demo. It is a duplicate of the one included with Gusta's UV max 2:47 demo, featured in the same pack.