Pure music expresses a feeling of purity and tranquility. "Li Ran" is an ancient style pure music piece originally produced by Xiyinshe. It first appeared in the advance version of the album "Six Chapters of a Floating Life" on May 21, 2018. Regarding the meaning expressed by "Li Ran", this piece has a soothing melody and a sense of purity and tranquility. It expresses an attitude of staying away from worldly disputes and maintaining inner purity, and also expresses the sense of otherworldliness created by the piece.