In Taiping Town, a frail young girl named Liu Yuenu makes a living by crafting paper figures. Disdained by her brother, Yuenu lives alone in the mountains. Unexpectedly, within half a month, the siblings suffer tragic fates. One commits suicide in her bedroom, her blood staining the ground; the other is found hanged by a woman's long hair in a theater. Detective Zhang Yiren, invited by the town's old headman, arrives to investigate. On his arrival night, he encounters strange events, but is fortunately helped by a beggar girl named Gouzi. However, a series of bizarre murders occur in the town, and rumors of paper figures possessing souls and vengeful spirits begin to circulate…

In the early years of the Tang Dynasty, the world was at peace, but there were still evil spirits in the world. The Dragon King of Jinghe was beheaded, and the Shui Waters Tribe was filled with grievances and wanted to avenge to Emperor. The demon master of Dongying used illusion skills to get the most precious treasure, and frequently used illusions to disturb the human heart. For a time rumors in the capital spread, and people panic. In order to protect the peace of the world and the people return to peace, Emperor Tang personally set up the "Royal Dragon Guard" and sent Qin Shubao to secretly act to capture the enchanting...