The road to eternal life is long, just go against the current.
Qi Changle was originally a princess of a small country in the mortal world. If she followed the trajectory, she should be married or find a consort in her own country and live a peaceful and happy life.
A passing monk saw her beauty and spiritual roots, and tried to trick her into becoming a cauldron.
Qi Changle entered the path of immortality by accident.
Upgrade flow
Intention: Go against the current