The Truth Hidden in the Blood Moon

The story tells the story of young detective Li Xiao who encounters double changes in life and work. His future is bleak and he is depressed. One night, I accidentally received a mysterious letter. The content of the letter seemed to hint at another hidden secret in the Jiangyuan serial murder case. The case was bizarre and full of rumors. So he returned to his hometown, intending to dig out the truth and make contributions on his own. However, in the process of pursuing the truth and fantasy, he fell into a whirlpool that was more bizarre and tortuous than the case, so that he gradually lost himself. What is the truth? In fact, there is only a thin layer of tulle...