At this stage, ordinary professionals absolutely wouldn't dare to leave the city, let alone take the initiative to attack the monster's main city.

Xiao Chen and Fang Chenghu flew around the direction of the Tiannan Mountain Range but didn't find any monsters or monster teleportation points.

A void rift that Xiao Chen had once destroyed was located where the guild territory's city wall now stood.

If that void rift had continued to exist, a monster main city would have emerged facing Tiannan City.