Gu Yule held the position of the foremost figure among the younger generation in the hearts of the Gu family disciples, while Gu Gongyu was the kind of aloof powerhouse who looked down on everyone.
Lin Bai's string of methods left Gu Yule staring in stunned disbelief. "He actually has such strength? That's unbelievable!"
Although Gu Gongyu was somewhat shocked as well, she soon recovered and said coolly, "There's nothing remarkable about it. He merely took advantage of an opening. He must have a thunderous treasure on him, which is why he made that Ghost King tremble in fear. She didn't even dare fight him and only wanted to flee!"
Hearing this, Gu Yule chuckled. "Gu Gongyu, don't forget that you have a thunderous treasure too. To come to the Azure Ruins Battlefield, you specially prepared a precious jade made from 'Xuan Yang Divine Thunder.' You used it just now as well, so why didn't it produce an effect as unexpected as Lin Bai's?"
"If I hadn't heavily wounded the Ghost King with the precious jade just now, how could we have killed her so quickly?"
"What we killed... was merely the Ghost King's phantom!"
Gu Yule and Gu Gongyu conversed in low voices, looking as though they were locked in open opposition.
Looking at Lin Bai's back, Gu Yule said quietly, "If he had subdued the Ghost King with the cultivation of the Three-Calamity Dao Realm, I definitely wouldn't have been surprised. But the problem is... he's only at the Quasi-Dao Realm. Even if he possesses peerless thunderous power, that Ghost King is still in the Three-Calamity Dao Realm. How could his Quasi-Dao Realm cultivation make a Three-Calamity Dao Realm ghost cultivator so fearful?"
"We all know that even if one possesses a treasure that restrains ghost cultivators, such