Death Valley.
On the watchtower built from B2 Grade Alloy, two six-man squads rotated shifts. Not only did they have to prevent outsiders from entering Death Valley, they also had to drive away wandering monsters. They could not relax for even a moment, leaving the guarding squads full of complaints.
"Eva, how much longer do you think this posting will last?" A middle-aged Sub-demon Race man in B6 Grade Battle Armor gnawed on synthetic food as he looked at the other female Sub-demon Race captain arriving to take over. "This place is harsher than the front line. Never mind that there isn't even a decent place to rest—we don't even get a chance to earn any extra money. All we do all day is watch those miners dig."
"Ralph, you should know that depends on the miners' speed. The sooner they finish, the sooner we can leave." Captain Eva sat down nearby and took out a box of synthetic food as well. "Still, this mission is fairly easy. There may be no opportunity to earn resources, but the deputy commander said that once we complete the mission, each of us will receive over a hundred kilograms of Mithril Ore. Once we return, we can trade it to those factions lacking B3-class primordial ore for quite a few good things."
"Those factions are stingy as hell. We'll be lucky if we can trade for some High Grade Monster flesh." Ralph, also a captain, did not think much of it. Then he added, "I heard the two people Deputy Commander Lucis killed before were martial artists from the Obsidian Martial Arts Hall. The Obsidian Martial Arts Hall has a Bone Forging Realm martial artist. Do you think that Bone Forging Realm expert from the Obsidian Martial Arts Hall might come looking for