Originally Posted by GM4Him
Up until now, I've been able to reconcile everything else in the game, but this one thing has me completely unable to work through.

Orpheus becomes a mind flayer.
I think it is quite a credit to your creativity that you managed to somehow reconcile BG3 story up to that point.

Orpheus changing into Mindflayer at a whim is one of the more puzzling developments even for act3.