After failing her tribulation, Xinran was reborn in the body of Lu Xinran, the village beauty. With spiritual energy scarce in this small world, Lu Xinran and her mother were forced to return to the capital. There, she was forced to marry Princess Chuli Yue of Chaolu. As she investigated the truth about her origins and sought to repair the spiritual ley line, she and Chuli Yue grew close, and she befriended Fu Jin, the ultimate support. After successfully repairing the ley line and stopping demonic cultivators from devouring the small world, she returned to the cultivation world.
It's quite imaginative, but the plot is pretty good