It was already night by the time Bai Yunfei emerged from the northern peak. He walked on the path back to his room with a smile on the face. Just thinking about how surprised his master had been was a sight far too hilarious to forget.

He felt pleased about it, in fact. What student wouldn’t after surprising their master?

The Upgrade Technique wasn’t something he meant to keep a secret forever. He had his misgivings about revealing it earlier in his life, but that was when he was far too weak to confidently protect himself. Things were different now. There shouldn’t be any problems if his secret got out now.

The world was in chaos, and the Crafting School was stuck right in the middle of it. It was Bai Yunfei’s responsibility as a student of the school...