was exceptionally deep, sounding like a muffled echo emanating from a water tank."Ye Shenglong, please be more polite," Luo Xi said, her brow furrowed and her delicate features turning cold."Oh, I'm s...ed his left palm."Boom!"Above his left palm, a yellow aura flared to life.This is ki."What is the difference between Qi and spiritual energy" Fang Yu asked."Sigh, the difference isn't that big actuall...