Officer Zhang quickly contacted the technical department, hoping to use technical means to clarify the video footage and obtain more information about the mysterious person, such as whether he had any obvious marks on his body or any unique walking posture.
After some effort by the technicians, although they could not fully see the mysterious person's face, they discovered that he seemed to have a tattoo on his right wrist.
Officer Li and Officer Zhang decided to use this as a breakthrough. On the one hand, they continued to track the mysterious person's whereabouts through surveillance; on the other hand, they made discreet inquiries within the crew to see if anyone knew about this mysterious person with a tattoo.
Chapter 128