C640 It Really Can't Differentiate Between Us!!

He played with the Nethersky Sword for a while.

Su Lang stashed the Nethersky Sword in his storage space and was faced with a choice: which rule should he comprehend next? Among the basic rules of the Five Elements, he had yet to grasp the last four: metal, wood, water, and earth. Su Lang pondered deeply.

"I haven't learned many techniques related to metal, wood, or earth