Hua Changxi transmigrated to the Great Jin Dynasty, an era where martial arts flourished; her father was a constable of the Six Doors, eating imperial rations, and the whole family was neither well-off nor destitute. As a worker who endured 997 in her past life, Hua Changxi only wanted to be a salted fish in this life, muddling along until death. After a kidnapping, Hua Changxi's worldview collapsed.

The Great Jin Dynasty where she had lived for thirteen years was not a feudal society under imperial rule, but a mystical cultivation world! To uncover the unknown aspects of this world, Hua Changxi painstakingly entered the Medical Bureau, starting as a laborer, climbing step by step, finally reaching the peak and securing the most ironclad iron rice bowl.