The tortured ghosts that are lost inside the Further are seemingly damned to endure a miserable existence forever, unless an astral projector travels in the Further by mistake, which allows a spirit to gain another chance at life. However, this takes time and spiritual energy to do this and may cause the physical body to decay if successful.
A demon is a dark, satanic being that is usually portrayed as malevolent, sinister, evil, wicked, and sadistic. So far, there are only two known demons that lives in the Further: The Lipstick Demon, sometimes called the Red-faced Demon or simply the Demon, and the Wheezing Demon. While the Long-Haired Fiend is sometimes called the Long-Haired Demon, it is unknown whether he is actually a spirit or lesser demon, although it seems likely he is the former.
Such spirits might include: