Alright, chapter 161 is a real turning point and honestly, it made me put the book down for a minute just to process. This is where we get the full, unfiltered confrontation between Sung Jin-Woo and the Architect, the being who supposedly designed the System. The big reveal here isn't just about the System's origin, but the Architect's true purpose and his sheer desperation.
Jin-Woo corners him in that white space, and the Architect just breaks down. He's not some all-powerful designer; he's a fugitive from the higher-dimensional 'Rulers'. He created the System on Earth as a last-ditch weapon factory to breed a soldier strong enough to fight them, because his own kind, the 'Monarchs', are losing the eternal war. The chapter lays bare that every death, every dungeon break, was essentially a forced, brutal training program curated by a terrified scientist. Jin-Woo's entire life was an experiment.
What hit hardest was the Architect's plea. He's literally begging Jin-Woo, calling him 'my final and greatest creation', to fulfill his purpose and save them. But Jin-Woo's reaction is ice cold. He doesn't accept the mission out of duty; he accepts it as a transaction—to protect Earth, which is now inextricably tied to defeating the enemies of the Architect. The dynamic shifts completely from pawn and master to two parties with aligned, yet wholly separate, interests. The weight of the war outside Earth suddenly becomes tangible, and it's not about being a hero anymore, it's about survival on a cosmic scale.