It looks like MAD-61 -Glory Quest- 34 -PENIXRI refers to a specific entry from a Japanese media catalog, likely an adult video (AV) or specialized niche content, given the standard alphanumeric formatting (MAD-61).
The lights flickered with a rhythmic pulse that matched the facility’s failing heart. Captain Vance signaled for a quiet advance. We were past the point of reinforcements; above us, sixty levels of experimental horrors were either locked down or loose. [0630 Hours: Encountering the PENIXRI] i--- MAD-61 -Glory Quest- 34 -PENIXRI
A quest is all about seeking something important, and it often involves a journey. You would travel the world in a quest for gold. Vocabulary.com It looks like MAD-61 -Glory Quest- 34 -PENIXRI
While your request for MAD-61 -Glory Quest- 34 -PENIXRI doesn't point to a single widely-known creative work or historical event, its components suggest a high-stakes, sci-fi tactical RPG scenario or a tabletop campaign We were past the point of reinforcements; above