C591 Then I'll Just Finish the Refinement

"Moreover, you must refine this energy. There is no other choice." The old man spoke with certainty, "If you don't, this Ultimate Force will become a ticking time bomb, and your life could be in danger at any time. And right now, I'm afraid it has nothing to do with that thing as well."

Zhang Fan looked up and was stunned. "Emperor Soul Art!"

The old man shook his head