[honestly rei can only tilt his head at that, silently judging, something along the lines of-

Well, it's not as if I, an immortal, could truly comprehend....

before he shakes his head, feeling the rise of irritation at his beloved humans being called 'precious little souls' so condescendingly, and then suppressing it.

he'd really rather not give eichi what he wants]

Demons don't take well to being given orders by humans, no matter their rank or title. It would be more accurate to say that I am merely living my life as I please, and you are the one causing disorder by trying to change that path.