"Why?" Xiao Lin asked. It seems that Hei Wuchang didn't tell Xiao Lin about the details of the gun that killed Xue Peng.

"I went to the scene where the gunman killed Xue Peng. There was a scratch on the window caused by the recoil force of the gun. In principle, there should be a trace on the gun." Lin Ye said, "but look at this gun. It seems to be brand new, not only that it has no trace."

"I didn't see you were so careful." Xiaolin said, "this is what you said at the beginning, maybe you will find out?" Lin Ye nods, Xiao Lin leans down, the...