This will inevitably lead to backlash!
And these lower beings and monsters have begun to unite and erode upwards, especially aiming to seize Imprint City, which is the reaction brought on by the backlash.
This is only at the middle stage of mass worlds and humans ascending, if they reach the upper or top layers, then the lower, lower-middle, and middle-lower layers of this world will all go berserk, all sorts of chaotic entities will emerge, relentlessly attacking humans about to depart the Post-death World, and they won't stop until all these defiant lives are dragged down.
For this reason, the crucial properties of Imprint City become even more pronounced.