Gu Chaoxi embarked on the path of immortality, just for an answer.
She doesn't want to have unlimited imagination, nor does she want to become an immortal. She just wants to know how wonderful it is to live forever.
For this reason, she sang loudly with her sword and left the world of mortals.
Who knows, at first, she just wanted to find that person and ask him if he really had no regrets.
Fortunately, although the road was different, she was never lonely.