She performs autopsies in order to let the dead speak; she practices martial arts in order to avenge the wronged souls with her own hands.
When the eldest daughter Ye Qingwu woke up, she was able to hear the deceased's last words and learn the deceased's martial arts. Serial murder cases in the capital, secret martial arts caves beyond the Great Wall, century-old unsolved cases in the south of the Yangtze River... Every corpse is a living martial arts secret book.
But the resentment grew deeper and deeper, and the more she learned martial arts, the more evil she became - she began to be unable to tell whether she was acting on behalf of heaven or being manipulated by the dead. And when she finally revealed the identity of the last deceased, she discovered that she was the last pawn in this revenge chess game that spanned twenty years.