Medical Saint Xue Ren and Medical Immortal Liu Menghan were murdered ten years ago. Xue Ren died, but Liu Menghan escaped with her two children, Yao Liang and Yao Xiang. Ten years later, a man fled in a panic and strayed into their secluded valley, disturbing their peace. The enemy who killed his father came again, Liu Menghan died, and his sister was abducted and ended up unknown. Where should Yaoliang go? Huai Wang Ling and Yao Wang Valley appeared one after another, and a conspiracy swept the world. Yao Liang was involved in it, how should he deal with it?