Idk i think theres a slight implication the demonic being isn't real. But my educated guess is that the creature is a demon who's trying to infect the priest with some sort of parasite and have him pass it along.
There is.. it's a snake like figure the one on the window the first time they met
Idk i think theres a slight implication the demonic being isn't real. But my educated guess is that the creature is a demon who's trying to infect the priest with some sort of parasite and have him pass it along.