The God of Void searched through the Barbarian King's soul. The soul search process can be painful or painless, and Ye Jieye is doing it in the most painful way. As a result, the barbarian king's screams and pain are genuine and uncontrollable, unlike when he was being physically tortured; in fact, his eyes roll over when Ye Jieye is done with him.
Ye Jieye hummed as he looked through what he saw and mumbled, "150 families and three tribes. Warriors of all tribes came from these three tribes. Then making all of them disappear should be enough."
