The fire in the Lin Mansion ten years ago burned down the Huang Mansion in the same way ten years later. The eldest lady of the Lin Mansion ten years ago disguised herself as a man and changed her name and surname to enter Jinyiwei to find the truth of the case. Several more cases have occurred in the capital. Which of them are the real clues? During this period, they met the noble second prince, the ruthless admiral of Dongchang, and the young young minister of Dali Temple... What were their purposes and the stories behind them? Are you ready to accept the truth when it comes?