Nie Yinniang, a heroine of the Tang Dynasty, was swept into the modern city by the time and space jade pendant and transformed into a private detective. She uses invisibility to track targets, fish-gut sword to kill evil, and light skills to climb skyscrapers. She brings her millennium martial arts skills to the extreme. When it was discovered that behind the disappearance was an evil organization that kidnapped martial arts geniuses, the heroine who traveled through the millennium coldly said to the mastermind: "I, Nie Yinniang, will end your sins!" In the modern city, the ancient hero returns.
