"I'm glad the battle hasn't started yet." Du Fei nodded. "So, how much time do I have left?"

"You have less than a month and a half. However, during this time, you not only have to refine all the Heaven and Earth Primordial Cores, but you also need to strive to enter the Master Realm. But..." Black Emperor's face darkened as he spoke in a voice lowered to a whisper. "At this moment, we still haven't been able to find the top-ranked Heaven and Earth Primordial Core. We ...