From the five vans, six old puzzles with steel pipes and machetes came down in turn. Chen Hu also came down from the middle van. Lean on the door of the van, take out a pack of cigarettes from the pocket of the cowboy's jacket, take out a cigarette, and take out a steel lighter from the right trouser pocket. Although it's on the street, pedestrians and passing vehicles are frightened by the strange atmosphere. No one speaks, or silently watches, or silently leaves.

"Ding!" The sound of the steel lighter is extra harsh. A flame of two centimeters high is strung out of the lighter. Chen Hu holds the...