At the end of the stone tunnel, Nie Tian and the Flame Dragon Armor were working on their respective tasks. One absorbed the spiritual Qi of Heaven and Earth, while the other gathered flame energy.

Nie Tian’s spiritual sea was now frantic and disordered. The spiritual energy within it was like a chaotic mist, totally out of control as it flowed about.

He tried his utmost to gain control of the spiritual energy mist and restore calmness to his spiritual sea.

But then he realized that the more effort he expended, the more agitated and violent his spiritual sea became, moving like a ferocious, wild beast.

“Qi Refining stage, Lesser Heaven stage…”.

He forced himself to stop paying attention to his unruly spiritual sea, and instead ponder over the explanations of his master Wu Ji had given him about the Qi Refining stage and Lesser Heaven stage.

According to Wu Ji, once a Qi warrior had advanced from the Qi Refining stage to the Lesser Heaven stage, there would be tremendous changes to their spiritual sea.

However, Wu Ji didn’t say clearly what the changes would be, but instead told him that once he had broken through, he would naturally understand.

Wu Ji also told him that starting from the Lesser Heaven stage, each and every advancement between realms could possibly cause different, miraculous, and unexpected...