C671 Mission Issued

"Exhausting one's vitality? The Divine Son Sect is a righteous sect. How can there be such a skill? Isn't it something that only Dark Sorcerers have?"

Zhang Nan asked curiously.

"Actually, there is no good or bad about the skill itself. There were many skills that could exhaust one's vitality in the past. The vitality is very strange. It has a flowing nature. Since it can be exhausted