Because of being righteous, before even becoming a specialist, Jisoo Han, a 3rd year in general surgery, had died. Was it an angel, demon, or some unknown system of the world? but because of his good deeds, he got a chance to live again. But, he was resurrected as a dead man who was killed by mountain bandits… this body… is it the body of a legendary surgeon?! A generation of heroes filled with endless battle, around the year 200. As a great legendary surgeon of the 200’s, he tries to stand up to it. An unexpected and extraordinary journey of a young surgeon, who fell into the world of the Romance of the Three Kingdoms, has begun!