This article is the eponymous article of "Sanskrit Sing" by Audio Monster.
Actually, it has nothing to do with the background setting of the song, it's just a source of inspiration.
Magic can live in the fairy world for a long time, and Bai Shuang is a special case. Mortal souls can be repaired at the heavenly altar, and Jia'er is a special case. So this legend spread in the three realms, and people only sighed after hearing the story. Who can blame this?
Conception: