C413 The Him in the Photo

Chung Yan heard this and immediately raised an eyebrow, "What clue?"

"A footprint." As he spoke, Shen Zeyan handed over the photo he had taken at the scene to Chung Yan. "I just made a trip to the tech center and had someone compare it. This footprint doesn't belong to the victim. Besides the victim's prints, this is the only other one around. I suspect it was left by the killer