When you stare into the light, it leaves a dark gray afterimage for you. But that doesn't give you shadow, it gives you courage. Yanning City is located in the northern part of country Z, with a developed economy and a large population. The emergence of a "Rose Girl" serial murder case broke the tranquility of this bustling city. As the investigation deepened, it became clear that the crimes involved in the case had been hidden in the dark places of the city for decades, making people shudder. Fu Zhen: The leader of the Criminal Investigation Team of the Yanning City Bureau. He likes to be cold-faced and forced to cool down, but he has a lot of tricks in his work. Don't dare to approach strangers, but you can hang out with acquaintances as you please. Duan Tan: A goldfish boss who dares to open a bar within a hundred meters of the city bureau. He has a sweet voice and a great figure, but his brain is not very good. He is neither stupid nor stupid but has a low memory. What is his specific background... I can only know it through writing! (I can't say any more and expose this cross-dressing boss!!! (Huh??? The police assaulted the bar owner, the policeman was sultry and his leg was broken, the boss Mingsao was showing off, I believe you, you are such a bad JC!