Guan Feng stared at Sun Yuan.
Sun Yuandao: "Zheng Gan."
Guan Feng asked, "What's wrong?"
Sun Yuan said, "Well, Zheng Gan is usually a man of few words, but this morning he unusually spoke a few more words. He seemed more excited than usual. That should be considered suspicious, right?"
Guan Feng nodded and said, "Okay! Come over here and help us identify it."
Guan Feng retrieved the relevant surveillance footage.
A moment later.
A figure walked in, chatting and laughing with his fellow workers.
Sun Yuan pointed at him and said, "That is Zheng Gan."
Guan Feng zoomed in on the screen and slowed down the playback speed to watch it carefully.
Generally speaking.
Facial expressions reveal a person's psychological state.
Guan Feng's micro-expression analysis has reached an advanced level. He can tell at a glance the joy in the other person's eyes and brows. At the same time, the other person's steps are also light and quick, and the slightly upturned posture is also a reflection of a good mood.
Guan Feng nodded and said, "What you said is indeed correct. Thank you for your cooperation!"
Sun Yuan said excitedly, "The important thing is that I can help you."
Guan Feng continued to retrieve surveillance footage.
The relevant storage period is one week.
At the same time yesterday.
Zheng Gan walked into the construction site looking listless and didn't say a word to his coworkers, a stark contrast to his appearance today.
Guan Feng continued to review the documents.
This continued for the entire week.
Aside from today, he remained completely silent at all other times.
This indirectly proves that Sun Yuan's words are true.
He stood up and said to Huang Lili, "Copy all the relevant surveillance footage." Then he said to Sun Yuan, "Please keep the question from me a secret. The case is under investigation, and any oversight could alert the suspect."
Sun Yuan said, "I understand!"
Guan Feng nodded.
Continue read on readnovelmtl.com
