The Sound of Luan in the Fairy Dome

[No CP, big heroine, orthodox fairy tale. A generation of immortals has fallen, and the world of immortals and gods has changed and the world has become turbulent. After being reborn, he was born into the mortal world with the soul of an immortal. The calamity clouds changed color and the phoenix sang in the sky. With a mysterious bloodline and a special space integrated into his body, he is devoted to the Tao and vows to return to the fairy world and reach the top of the sky again. On the way to explore the past, what awaits her is a lot of fog. When the layers of fog were lifted, I discovered that everything was just the beginning. Faced with an unknown dilemma, how should she break through?