Could it be that that evil spirit is Red Angel Medici, the King of Angels who once served that Creator and was one of the founders of Rose Redemption? Klein instantly generated such a thought and began utilizing backward inference to seek out any traces or clues.
The former holder of the Red Priest card was attracted to the underground palace because of a certain level of attraction and had died beside the Tudor descendants.
The evil spirit I saw in my dream could easily kill a powerful dragon back when it was alive.
It knows the potion formula of the Mutant pathway's Sequence 4 and even more.
It's very aware of matters regarding Rose Redemption.
The orthodox Churches that have existed ever since the Cataclysm don't know that the former Binsy and that the present Bansy has a descendant of the Medici family residing there, but the evil spirit was able to provide the corresponding information.