[Muffet winces briefly at the sound, thoroughly inhuman herself but clearly not quite the same breed of inhumanity as what speaks to Asch in his memory. She's much too mortal for that.]

I certainly don't blame you, it seems a quick way to give oneself a headache. I take it that was the... voice, for lack of a better term, of the divinity in question?

[Lorelei needs to turn it the fuck down, jeez.]

As for whether such a thing would change the nature of your soul, it seems unlikely- but I admit I have no way to tell without actually checking directly. This is, as far as I'm aware, rather unprecedented as it is.