C2138 Cracking cause and effect(part i)

"You didn't see him? Back then, the person I saw in the Immortal Ruins Realm was him.

Li Mu said with absolute certainty.

"No, when I saw him back then, he wasn't that old, he only looked to be about thirty years of age. Back then, he gave me a feeling that his cultivation base was unfathomably deep, at least at half-step into true Immortality. There's no reason for him to get old so quickly