Shen Zhaoyi, who had been neglected for three years, was once charged with poisoning the prince, but was pushed into the center of the storm by the mute doctor in prison, the silent commander of the imperial army, and the prince who faked his death. She uses poison as a blade and life as a trap, and she works step by step amid the struggles of imperial power. When the truth tears apart the Golden Palace, the life-and-death covenant between her and Prince Xiao Yanchen will eventually blow up this man-eating palace - who said that an abandoned concubine cannot control the life and death of the world?