What kind of old events will be revealed behind each of these bizarre cases and seemingly unrelated characters? What kind of love and hatred will the Mr. Zhang, known as the "genius", lead a group of police "monsters" with different personalities, experience, and where will his love go? Who is controlling the uncertainty of this world?
"The old man often says that there are many monsters in the mountains, so you need to pay more attention when walking in the mountains. But compared to human beings, the monsters in the mountains may be more vicious, right?"