Suddenly, golden light shimmered, sealing off the entrance completely.

The Supreme Master said, "This is an isolating formation. What I'm about to tell you must not be heard by anyone. Simultaneously, you cannot reveal it to anyone! You must swear here. The oaths we immortals make are very effective. Violating the oath will incur heavenly retribution!"

Adrian found it strange that the Supreme Master had suddenly become so serious. Nevertheless, he replied, "Alright, Supreme Master, I swear. If