Huang Yongfa (played by Nick Cheung), who has yin and yang eyes since childhood, often helps people exorcise demons and spirits. His childhood experience has made him spend his days with the female ghost Jiang Xue (played by Amber Kuo) for many years. The two are like mother and son and like lovers. During an exorcism with his buddy Acong (played by Cheung Jicong), Ah Fa encountered a tall evil ghost. The video of this exorcism was uploaded to the Internet, which attracted the attention of a certain media, so female reporter Zining (played by Sisley Choi) was sent to interview Ah Fa. Although Ah Fa refused, Zining still tried various methods to see ghosts, so she really suffered a lot. During this period, wizards were killed one after another in the arena, and Ah Fa realized that all this was related to the evil ghosts he had encountered before. He tried to solve the mystery of the evil ghosts hurting people, thus putting himself and the people around him in great danger...