Abyssal Realm (realm of Inner Darkness)

The “abyssal realms” is a label often applied to the various spheres, dimensions, and places wherein demonic creatures come from.
http://thesaurus.com/browse/abyss?s=t

note the terms used to describe are descent – “into darkness”

Communication

Paradox warps the language these creatures speak; non-natives hear but the single “tongue” called Tor-quoimot (spoken and written)?