The unseen world is obviously populated with all sorts of powers that must be reckoned with, because they really are a phenomena with an inherent energy that goes beyond individual life, and something we utilize as our oracles.
Its about identification. Of what is manifest as actual.
It can be seen as a perspective of reincarnation when we try to maintain a conscious relation to this as we passes back and forth through its reality.
But it is not the distinct individual who is reborn.
It is a sense of being related to what produces our consciousness.
The experience we make of our relation to its content.