Meanwhile, on the -4th floor of the dungeon, the current deepest part, the air hummed with a faint, magical energy. The metallic tang of experimentation hung heavy. Karl stood amidst his research skeletons. Their bony fingers meticulously arranged elemental stones on various contraptions. Dust motes floated in the air near. Karl had already used flow and frost stones to create an artificial air conditioner on the first floor, making the commercial area surprisingly comfortable. Now, he was faced with a much larger, more complex project.
He stared at a schematic drawn on a large stone tablet. Lines of glowing mana traced across its surface. A future logistical problem loomed in his mind, clear as day. He knew he needed a solution, fast.
