After entering the Crown Prince’s palace in her previous life, Wen Qingwan’s life hung by a thread; she was too preoccupied with survival to care about outside affairs.
The Marquis of Chengen had a poor reputation, and the Emperor openly shunned him. As a result, no person of standing or status in the capital city was willing to associate with the Marquis's estate.
Even after Wen Qingwan became Empress, she remained unaware that the Marquis of Cheng’en existed.