Longevity: Starting from Refining Gu

Between heaven and earth lies the greatest truth, and the manifestation of the great truth descends in the form of Gu. People cultivate the Qi of heaven and earth around their bodies to control Gu and exert their magical power. One year after his transmigration, Chen Qing finally discovered his special features on the day he contracted his first Gu. He was actually able to see through everything about the Gu