The air in the swamp area is particularly hot and humid, and coupled with the vast expanse of this region, staying in the hot air balloon for an extended period gradually leads to a feeling of suffocation.
At this time, on the simplified map, Xu Huo had yet to cover a quarter of the journey distance to Twin Cities A Point.
After Cao Qinglin was poisoned, she experienced repeated episodes. The antitoxin could only maintain for half an hour; she had to take the antitoxin again every half hour. The poisons, combined with internal injuries, without a good environment for recuperation, her condition fared worse than when she was on the train.
Fortunately, after three hours passed, the hot air balloon finally left the swamp area. Without the fog and wind hindering them, the view ahead suddenly opened up, immediately revealing an abandoned city not far ahead.
"Finally we see a city, I wonder if there are any people inside." Qiu Ming said.