Introduction：According to legend, the ancient medical secret needle 'Thirteen Needles of the Ghost Gate' that has been passed down for thousands of years can save people from the Ghost Gate, and evil can control people from puppets. Everyone wants to find it, but it has long been hidden in the martial arts world and nowhere to be found. As the world gradually forgets'At the time of the Thirteen Needles of the Ghost Sect, a bizarre and unpredictable serial murder case involved the Thirteen Needles of the Ghost Sect, as well as the secret sect of the Ghost Sect hidden behind it, making the situation increasingly complex and mysterious. At the same time, he had committed murderSong Jingzhi, whose mentor was expelled from the ghost gate, inexplicably became the perpetrator of the serial homicide while investigating it. Faced with various ironclad evidence, Song Jingzhi and the mastermind behind the scenes engaged in a justice struggle that concerns life, death, and redemptionThe battle. In a moment of crisis, a disfigured old woman pleads guilty to all charges, and the mantis catching cicadas and yellow sparrows behind her is both true and false. Who is the real culprit?