She is the rising star of the Daoist sect, while he is the foremost Zen master of the Buddhist school.
For loving the wrong person, she saw her entire family slaughtered and met a tragic end, her body and soul destroyed.
After a century of torment in hell, she returns in the form of an evil spirit to exact her revenge, killing the scumbag man and wicked woman. But she incurs the wrath of Heaven and is utterly annihilated.
Yet he wrests a wisp of her remnant soul from Heaven itself. To guide her through reincarnation, he defies Heaven and sends her to the mortal world to undergo tribulation.
What Cang Fuxue does not know is that while she undergoes a century of tribulation in the mortal world, someone bears a century of Heaven's thunder tribulation for her, until his soul is utterly destroyed.
In the mortal world, she is the greatest mystic under heaven.
A wisp of his remnant soul inhabits her disciple's disciple, Xiao Jinye.
She hunts ghosts and guides souls in the mortal world, while he stirs up turmoil at court.
She always treats him as her grand-disciple, protecting and helping him.
But he falls in love with his own grandmaster.
As memories of his past life gradually return, he becomes once more the Buddhist master who desires nothing.
But only after he dies does she learn how much he sacrificed for her.
He taught her to let go and to experience the many facets of mortal life. He was the one who helped her release her obsession and reincarnate.
But at the Bridge of Helplessness, she learns that Heaven destroyed his soul as he helped her reincarnate.
She gives up reincarnation and searches the world over, hoping only to find a fragment of his soul.
But she does not know that a wisp of his remnant soul has always been by her side.