A brilliant modern-day doctor, Jun Jiu, dies in an accident at an elixir auction and wakes in the body of Miss Jiu, a girl from the past. Miss Jiu was a direct daughter of the Jun family, one of the two great houses of the imperial city, but after her parents died she was sent to the family's branch in Fengluo City. Inheriting the girl's memories, Jun Jiu vows revenge on those who wronged her. In a world of immortal cultivation, she draws on her medical skill to cleanse her muscles and marrow and raise her cultivation talent, then carefully makes friends and lays her plans. Along the way she rescues a sealed man named Mo Wuyue without knowing who he really is, and he quietly supports her from the shadows behind an aloof front. With her mystic cat at her side, she walks the path of cultivation in this fantasy romance.