Shen Yanqiu, the medical saint of the former dynasty, was betrayed by close friends and foreign enemies. He died in Yaolu, but was reborn as a boy with amazing medical skills and memories of his past life. The poisonous needle hides its edge, and the scalpel discerns people's hearts. He not only wants to use his rejuvenation skills to solve strange diseases in the world, but also to trace the truth of the year in the bloody storm - who laid the all-out plan to allow him to die? And what secrets are hidden in this young body?
