C804 Feng Gu

"It is not difficult to mobilize the energy of the flesh and blood, but the most important thing is to use it. Let's go back to the cave first. I'll help you open the main meridian," Wulu said.

Yu Yin nodded.

A muffled groan came out of the cave. Yu Yin was lying on the cliff with his body naked. He never thought that the main meridian Wulu talked about would be the one that he would inherit