Yao Xin's grandfather is an heir to the Maoshan tradition, and her grandmother is an heir to the Heavenly Doctor lineage. Their arts are passed down only to sons, for fear that a girl's husband's family might disapprove if she learned them. By Yao Xin's generation, no one is willing to learn, except Yao Xin, who picks things up instantly. Even more frustratingly, she can master anything at a glance, so her grandparents have no choice but to choose her.
After graduating from college, she can't find a job, so to make ends meet she sets up a street stall to tell fortunes and catch ghosts.
The police say, “We have a case that's been unsolved for years. Boss, please lend us a hand.”
With one move, she helps the station crack several major cases.
The powerful say, “Boss, we don't know why, but a family member was admitted to the ICU over a little cold. Please save them.”
With one move, she takes the doctor's job right out of their hands.