Chapter 588: Iron Sword

g." Master Lu's voice hadn't even finished before he had already run out."Sigh, Master Lu, haven't you always wanted to see how alchemy works""Is that all the courage you have" Lu Cheng sneered.Look...ction, ecological balance, and natural sciences.Today, Changbai Mountain received another snowfall. The mountain road is covered in a thick blanket of snow."Teacher...are you alright""Cough...," the o...