C1518 The Fourth Level of the Abyss
Entering the fourth level was the same way to enter the deeper levels of the Abyss, but this time there was actually a spatial shift mixed in.
In other words, Chu Tian and the others were heading to the fourth level of the Abyss. In fact, it came from another century, and it wasn't like before. There was a passageway connecting the first and second level