Yeon-woo stood in a tree some distance away from Arangdan's base looking calmly down at the base. Patches of fog rose all around the ruins, just like paint spreading in water. They floated over the dead bodies, the collapsed ground, and among the rubble of the destroyed buildings. It was proof that the evil spirits were returning to the abyss.

Yeon-woo stretched out his hand and cast Flame Infusion, kindling a small fire in one corner. Boom! The fog exploded as it caught fire. Waves of flames spread through what had once been Arangdan’s base. The ground turned inside out, and pillars of flame shot up from the ground to destroy everything that belonged to Arangdan. 

The explosions only died down after a long time, and embers of cursed fire sparked small flames here and there. There were only traces of buildings and barren ruins in the charred...