Introduction：On the seventh day of the seventh lunar month, the daughter of the Shen family learned that her sister, Thirteen, who had relied on each other since childhood, had disappeared in search of a medicine. In a state of urgency, she sought out the drug dealer Wang Wu, but a conflict arose. On the seventh day of the seventh lunar month, she was rescued by Gu Yusheng, the son of her childhood sweetheart, and Wang Wu stole itRunning, but that night Wang Wu died mysteriously. The investigating police officer Wu Xu, guided by clues, identified the culprit as the seventh day of the lunar calendar. On the seventh day of the lunar new year, I was eager to find my sister and ventured into the charity village at night to search for clues on Wang Wu's bodyPointing to a place called Fengming Town, however, Wu Xu, who happened to come for autopsy, caught the seventh day of the lunar new year. After a struggle on the seventh day of the lunar new year, Wu Xu accidentally tore his clothes. He draped his police uniform over the seventh day of the lunar new year, but also accidentally obtained his police officer certificateFalling down. On the seventh day of the lunar new year, Wu Xu successfully arrived at Fengming Town as a detective. However, the town was full of mysteries, and the villagers whom the seventh day had contact with died suddenly and strangely. At a loss, detective Wu XuheDeputy Gu Yusheng came to Fengming Town one after another, experiencing various bizarre events, and the truth about the deaths of the villagers slowly surfaced.