"An Unexpected Ending" 

The owner of the dimension could really be a God for those living in that dimension. 

This was also why the World Union desperately created an artificial dimension that could last for a long time, even at the cost of many top-notch leaders' lives. 

Even if they had to use special seals to seal the dimension's entrance and exit whatsoever, they could still control the dimension somehow, making it harder for the demons to escape or even to live well. 

Still, in any dimension, whether it was a temporary dimension such as the domain, or a stable dimension, or a group of dimensions combined into one that people called a whole world... 

There would always be the so-called 'void', and this void also hid many secrets. 

If the Valkyrie captain realized Code-L's trick earlier and tore the void of the domain, regardless of the risks, the domain might be destroyed directly, or...