Revenge with the Eunuch Lord

Arabella's parents ran The Imperial Conservatory. After taking in a fallen noble consort, her family was ruined and died. In her past life, she entered the palace to assassinate the Noble Consort, but failed and was killed. Only a cold, powerful eunuch collected her body. After rebirth, Arabella decides a different path: collude with that eunuch to stir up chaos in the court.