This feeling plunged Qiuqiu into contemplation.
Darkness, is it nihility?
But this "nihility" was different from the Devouring of Nihility.
It seemed more like a concept similar to vacuum.
Dark is the opposite of light; it is the absence of light.
And what is light?
Qiuqiu's thoughts began to diverge.
All the basic knowledge Qiuqiu knew was taught by it; naturally, it could do better.
In just a moment, Qiuqiu remembered the nature of light.
It was made of countless particles smaller than molecules and atoms, called photons.
When a beam of light was blocked and could not be cast to somewhere, that place would form a shadow.
Shadow is the dark side.
But that is the darkness under natural conditions, and not the power of dark supernatural forces.
Dark supernatural powers could actively create shadows, even under direct light.
The dark teaching skill, "Black Box", is a clear proof.
It creates shadows, not by blocking light,
