In the air of the open space, there are dozens of such big black birds. From time to time, there will be one or two big black birds, bringing back the busy workers from the direction of the mountains in front.

Ye Chu first came to this place. The environment was pretty good, but it was a dead breath.

forty or fifty thousand laborers live here, and few people talk about talking. Everyone has some black gas in their forehead, which is eroding their bodies.

cough can be heard everywhere in the residential area, and a large number of workers are suffering from cough.

"hmm?"

at this time, ye Chu...