In the future world, all crime investigations are determined by intelligent systems, rendering traditional criminal investigation methods obsolete. However, in this particular case, a detective is identified as the criminal. Is it truly the case, or is it a flaw in the intelligent system? When technology completely dominates human thought, can we still be referred to as "human"?...

In the late Qing and early Republic of China period, there is unrest, bandits and warlords wreaking havoc, and rampant crime. A series of murders breaks out in Jiuhe Town, a small county in the northwest of China, in which many died in strange and mysterious ways, as if they were harmed by evil forces. This causes panic in the town and puts every one in danger. So the county’s female constables, Sangeng and Qixi, are ordered to conduct in-depth investigations. Surprisingly, red phosphorus powder, commonly known as Gumizi, is found on the corpses and at the scene of the murder. This powder is commonly used by magicians in the martial world as a prop. To seek clues, the two of them invites the Western magician Xin Shisi, who is deeply hidden in the mountains, to assist in solving the case. They unexpectedly get acquainted with the mysterious little magician Xiaobai, who was secretly investigating the case alone. The joint investigation gradually reveals that the mysterious murder case seems to be related to a mysterious organization, and leads to an old grudge about the evil organization "Lao Ke’er" that was destroyed 20 years ago. The case becomes increasingly complex and confusing, in which Lao Ke’er revives and several people involved in the investigation also experience accidents successively. The originally small and peaceful county becomes shrouded in a terrifying atmosphere created by a strange and chaotic spirit....

In ancient times, Chi You, the leader of the demon tribe, was arrogant and disruptive to the Heavenly Court, so he was transformed back to his original form. The Heavenly Father was compassionate enough to let him live, giving him a kind heart to relegate him to a mortal. But unexpectedly, a few years later, Chi You's magic body and memory was deliberately awakened by people with ulterior motives. Chi You to Kunlun to seek to a method to unveil it by himself. On the way, he meets the Princess Iron Fan, Ye Xiaoxiao. The two suffer together, love grew, and also met pig demons Zhu Dachang and Gou Shisan on the way. Chi You was conflicted several times between good and evil, and almost led to a catastrophe, but ultimately evil does not suppress good, and he eventually unravels the conspiracy....

The unrest caused by the rebellion in Chang'an remains unresolved, and people's hearts are in turmoil. The current emperor prepares to hold a grand banquet for the former emperor to stabilize public sentiment by opening the granaries and distributing food. The King of Phantom Beasts and Demons, Ghost Cart, plans to take advantage of this event to deploy an ancient formation, absorbing the essence of the people and subverting humanity. With the power of the phantom beasts, it seeks to control the world. Hao Longxiao, a constable of the Dali Temple in Chang'an, was once one of the elite guards, known as the "Sixteen Guards," who served the emperor closely. Possessing extraordinary skills, he embarks on a perilous journey to acquire various artifacts necessary for the formation in order to save his sister, Li Mengli, who was harmed by the demonic beasts. Unbeknownst to him, Ghost Cart manipulates him for its own agenda. When the formation is activated, Hao Longxiao unveils Ghost Cart's sinister conspiracy and engages in a life-and-death battle against it. At a critical moment, Hao Longxiao unlocks his divine power, discovering that he is the reincarnation of the phoenix, the divine totem of the phantom beasts. The confrontation between the phoenix and Ghost Cart shakes heaven and earth, ultimately leading to their mutual destruction as they merge together in a fiery blaze. This heroic sacrifice saves the common people and brings salvation to the world....