On the day of her haircut, Li Zhiyi changed from the legitimate daughter of the general's house to a felon in the prison.
General Li Haoming fought on the battlefield and was devastated. However, due to the emperor's resentment and the frame-up of the traitor, no one in the government except Li Zhiyi survived.
Faced with a fool, a villain, her parents who died unjustly, and a crisis at the border, Li Zhiyi disguised herself as a man and joined the army. She wanted to become stronger and avenge her shame.
Along the way, childhood sweethearts Lin Hanqing and Li Zhiyi grew up together. Lin Hanqing grew into an important minister step by step in the treacherous and ever-changing court, while Li Zhiyi became a feared female general at the border...