Chapter 107 [Staying Up Late for Safety?] (6600 words)
The Mirror World is not infinitely large.
Because this is the Mirror World, everything here is a projection of the real world.
And the medium is mirrors, more accurately, reflective surfaces—anything that can reflect an image!
In some places, there may be no mirrors, but there are things that can act as mirrors, like smooth paint, even some floors, marble...
In some places, even if these things aren't present, there may still be rivers, lakes, oceans—the surface of water can also reflect images.
But!
Not every place in this world has mirrors.
In this world, there truly may be places where you cannot find a mirror!
Like, mines.
Like, forests.
In places without mirrors, since there's no projection, naturally, the Mirror World doesn't exist.
It's like, supposing you have a mirror in front of you.
