The silent Underworld suddenly turned chaotic. A robotic alarm rang in the distance, and Kim Jin-Woo hurriedly looked at the Black Merchant.

The Black Merchant was ignoring the alarm, and was deep in discussion with the imp, who was in charge of the 5th Floor. The mercenaries trembled as they held their positions and maintained their ranks.

But even the Black Merchant had to stop at the sight of blinding floodlights. It seemed that the Harimao labyrinth’s guards had set up defenses, as they stared down at the procession from behind the floodlights.

A group of explorers in a body bunker formation held their spears and shields up, while the rest of the explorers pointed various firearms toward the procession.

“Halt! Reveal your affiliation. This is a protected area under the authority of the Republic of Korea! Civilian explorers are not permitted!” The guards had assumed the procession was a group of lost civilian explorers, and were giving out their warnings.

“We repeat! This is a protected area under the authority of the Republic of Korea! Civilian explorers are not permitted! You are to...