For the sake of social justice, we must make sacrifices! When all the black and white are hidden by chance, she follows the gray path...
An accident caused her soul, as the imperial concubine of the Song Dynasty, to travel to modern times. From then on, the revengeful imperial concubine transformed into an "undercover Qianhu". Her triple identity allowed her to wander between black and white, making it difficult to distinguish between loyalty and treachery! But in fact, she is an apostle who carries the burden of justice. Together with the police, she launches a deadly anti-corruption sniper to wipe out all the black spots of crime!