Martial Dragon Emperor
It was truly ironic, but the strong enforcement of those rules meant that power never disappeared, no matter where they were.
"Please, that's my only request," said the demon king with a serious expression and a sense of guilt in his eyes. It could be said that this was definitely related to his child who was now in the demon world. After all, the demon king was also a mother, so it was natural for her to feel guilty about her other child. After losing one child and now that he hasn't returned, his child's fate might be even worse than the death he himself will face.