That was the Demon King's territory, but it was not the kind of castle where the princess in the epic story of a hero could be stuck. It was much like the remains of an ancient ruined empire. A fortress full of vines and moss stretched across the king's vast domain.
And there were a lot of unknown monster statues on the wall.
The strangest thing was the dark red clouds that gathered over the Demon King's Castle. From a distance, it looked like a pool of blood.
'It's his territory, so going into that area puts me at a disadvantage. But I still have to go there.'
Since he killed Paulo and captured the Dragon and the fairy butterfly, inflicting heavy damage on the Demon King, Sungwoo had some chances of defeating him.
'He has been seriously injured. He must have been treated after he escaped, but he won't be able to recover fully.'
Although his territory, the Underworld, was attacked by Gangsok, the Demon King, it was true that Sungwoo dealt a devastating blow to him.