C1564 Unbelievable Acupuncture and Moxibustion

His vision turned ethereal and his senses turned sharp. He could only hear Guo Huai's faint breathing and the thumping of his pulse.

Taking an alcohol lamp from the medicine cabinet, Xu lit the wick with a lighter and placed the pine needle on top of the alcohol lamp to roast.

Under the burning of the scarlet red flames, the dark green pine needle did not turn black. Instead