After being betrayed and murdered, renowned agent Su Luo found herself reincarnated as the most useless Fourth Lady in Su Residence, situated in the Bi Luo Land. Public opinion labeled her useless, except for Lord Jin, who showed interest in her. Together, Lord Jin aided Su Luo as they took part in a test held in the Holy Temple, which ultimately revealed her as a rare talent. Despite this revelation, numerous individuals and factions aimed to thwart Su Luo's growth for their gain. Furthermore, her mysterious background would soon come to light.