Once in time, Murong Yan, the successor of the ancient martial arts of the 21st century, has a stunning appearance, a master of medicine and poisoning, and a silver needle in his hand. He has pills at his fingertips. The ancient beasts are rushing to make contracts, and the gods are rushing to dote on them. "Don't you have anything to do with yourself?" "Being with Yan'er is the most important thing for me."