C1833 Comprehending the Ethereal Concept

"Huh?"

Upon hearing these words, Yan Ling's face became dull and his mouth was wide open. He looked at Tang Yu as if he was looking at a monster. "If you knew how to do it, you should have told me earlier. Old Lu really wouldn't be in such a sorry state. This Human Weapon Resonance is a legendary weapon crafting technique. Our side has long been lost