Finally.
The officer behind him also calmed down from extreme shock.
However, his hand was still on his gun at his waist.
"Advisor Chen, what's going on here?"
Chen Xiao took a deep breath, "Shocking, right? Yes, what's going on here? Why would there be a clue left in the victim's mouth, written in blood, with my name?"
The officer didn't know how to respond.
Chen Xiao, with a face ashen, said:
"Do you know why it's cigarette pack paper?"
The officer shook his head. Chen Xiao replied, "Suppose I am the killer and you are the captive. I open a pack of cigarettes, habitually tear off the cigarette pack paper, and let it fall before your eyes. And you, just not knowing what to use to leave a clue, wouldn't this small piece of cigarette pack paper become a cake before a hungry man?"
When Chen Xiao explained this, the officer suddenly realized:
"I see, this is purposely left by the killer!"
Chen Xiao nodded and let out a long sigh:
