Xavier Remington
They do indeed exist! Demons are pure evil non-corporeal entities that reside in the 5th dimension, and on occasion make their way to our four dimensional Universe to cause hellish havoc, and haunt humans along with attempting to corrupt their immortal souls. They are primarily composed of fallen Angels who fell from the grace of God, and chose the selfish sinister path of evil in service of Lucifer, the first, and most powerful fallen Angel who...
Demons
Firstly, ghosts are almost always dead humans. Although they can actually be unintentional manifestations of the collective human consciousness, or even of one human with a powerful mind. Poltergeists are mostly demons, but can also be humans or other higher dimensional entities. Secondly, there are heavenly realms in the higher dimensions where good dead people exist in a form wed call an Angel. They prepare for their eventual ascension to Godhood of their own Omniverse. Some...
Ghosts are almost exclusively dead humans who have not passed across to the afterlife due to unresolved issues or an unusually violent death. They are generally confused and not purposely evil. However, they can be if the person was nefarious while alive. Ghosts generally manifest themselves in a visual and auditory manner. Sometimes their presence causes rooms to get colder and they can even invoke pleasant & unpleasant aromas in the air. Rarely do they engage...