What's the use of selecting spirits by deep palace music?

It's a good man to choose a spirit in the song of the Deep Palace. Lingxuan itself is an unimportant collateral woman in the family of Empress Dowager Cixi, but because of her pious cultivation, it has gradually attracted attention. Although there is some calculation in choosing the spirit to enter the palace, she is still a good girl. Quiet, don't like to sow discord. The Queen Mother also pays more attention to the choice of spirits.