Peng Sijue and his subordinates began to survey the scene. There were many fingerprints and footprints of outsiders found in the deceased's house. Within the two hours of his death, he kept receiving messages from his friends on his phone. There were three people who had invited him out to have fun.

It seemed that Gu Daqiang was a very social person, so these fingerprints and footprints on the scene were totally useless.

The focus was on the window frame and Gu Daqiang’s body.

However, the surveillance footage held a clue. A man who was well-wrapped up in clothing had entered the housing district around 7:00 in the evening. After Gu Daqiang fell down from the building, the man left silently.

Chen Shi asked Old Zhang, "Old Zhang, do you suspect anyone?"

Old Zhang shook his head, "Ah Zhen's death was determined to be suicide, and...