Jian Linfeng and Jian Linyu are twin brothers. The younger brother Jian Linyu was frightened and fell ill when he was young. Doctors said he would not live to be 20 years old. From then on, two identical faces, two identical swords, leaned against each other, looking for rare herbs in the hope of curing Jane's illness. Along the way, the two of them had some banter and banter, some had disagreements and arguments, some were warm and sweet, and some were awkward and sentimental. Get acquainted with the myth of Jianghu Mo Yidao and the world's number one miracle doctor Su Wen. Offended the current prince and the martial arts supreme. In short, after a lot of hard work and ups and downs, there is a happy reunion where we will depend on each other for life and death.