According to Baidu Encyclopedia, the profile of Guangxui White Cat Daxian tells the story that 15 years ago, eleven-year-old Xin Wei lost her eldest sister's half-year-old boy, and suddenly her family was ruined. Xin Wei was forced to go to the beautiful scenery. 15 years later, Xin Wei became a fairy with white hair and went down the mountain with her master to find her sister.