Chapter 1518: Chapter 1517-non-technical problem

The sky was already dark, but the Special Investigation Group's temporary office was still busy.

"The victims in the video were all young women," Wu Xiumin said, pointing to the whiteboard."The oldest was 31 years old, and the youngest was only 19 years old!

"When they went missing, most of the victims were already working. Only Miao Xiaowen was a high school graduate.

"They all went missing in their respective areas, and the years of disappearance varied. The furthest one could be traced back to 19 years ago, and the latest one was 14 years ago. "That is to say ..." Wu Xiumin pointed to a set of data on the whiteboard and said,"they all went missing between 1999 and 2004, a span of five years."

"He killed seven people in five years," cui Lizhu said, gritting her teeth."Another murderous demon!" This murderer is even more evil than Li Fei and han Kuan!"