The original Kosu Town was transformed into part of the Hollow Realm's Void Night Palace.
For the Soul Reaper World, this was undoubtedly a natural barrier and resistance.
The Hollow Realm itself had been eroded by the Abyss, and with the high concentration of spiritual particles here and the world's powerful suppressive force, outsiders without the protection of the Sacred Intent Scroll coming here are likely to die upon exposure.
If they're not skilled in soul-sided perception, they might not even see Hollows and die without knowing why.
When Tao Yu helped Harribel place the mark.
The remaining Pioneers outside finally noticed their leader's disappearance.
"What do we do now? What happened to Captain Li Yi?"
