I felt a little strange, and then I looked around carefully, and suddenly I smelled a strong smell of blood. I quickly looked for the source of this strong bloody smell, and finally found that it seemed to be coming from a shop in front of me. At the moment, the door of this shop was closed. I saw some fresh blood coming out from the crack of the door below, and I felt something was wrong. I quickly came over and looked. I opened the door and saw that there were corpses in it. Looking at the clothes on these people, it was the patrolmen I had seen in...