Demons and Celestials are powerful existences that are granted an ability that supersedes that of any other lifeforms. It was an ability that could only be obtained when one has reached an enormous level of comprehension and power and most importantly when they have carved their true name out of their souls.
Having carved out their true name they can name other creatures, if it is an unintelligible creature, the creature robs off a little power from whatever named it and evolves to a different level not seen or heard, also possessing tremendous power which makes them a very unpredictable and destructive phenomenon –a phenomenon that the world was yet to know about.
"Hyung, are you going to go all the way."
Min-ho relentlessly begged Raith to let them go back but Raith paid him no attention.
After walking for a few minutes, Raith could finally see the dark castle that sat, immersed in the rocky terrain.
"Ha... I finally found it."