Xiu Chun, the legitimate daughter of a general, escaped from death in the army on behalf of her brother. When she returned, she found that her family had been wronged and her brother had been killed. She disguised herself as a man and went by the alias Shen Yan. With her golden finger, which could read fortunes and change fortunes in a short time, she broke into the Taiyuan Academy and was admitted to the Qintian Prison. The court is treacherous, and powerful ministers control destiny. She uses the stars as a blade to uncover the lies of "destiny". Join forces with the cold-faced prince Xiao Jingheng to break through the puppet formation, expose the secrets of forgery, and swim upstream in the whirlpool of power. From an orphan girl to a national master, she controls the secrets of heaven and subverts the millennium rules - destiny is not determined by heaven, but by one's own heart.
