"I also owe it to those who came before me. Without Brother Zhang paving the way, how could I have found a way in? I'm merely standing on the shoulders of a giant like you," Hei Huang flattered.

The implication was that Zhang Wei was hiding something deeper, and he was nothing in comparison.

Zhang Wei glanced at the nine pyramids and said, "This place is empty except for these nine pyramids. Brother Hei, what do you think these pyramids are for?"

Hei Huang observed for a moment and said, "They store the laws of heaven and earth. The colors represent different elemental origins: gold, wood, water, fire, earth, wind, and thunder. The remaining black and white should be Yin and Yang."