"Well no different than now, you wont be able to use aether until you refill your own stores as it were. I can lend some of mine but its only a temporary fix. You will more than likely become rather ill as the entity will start harming you to try and feed itself and we can treat you medically until it passes." he scratches one of his ears and gave her a pensive look.
"This is all we can do for now, but I promise if we go the starvation route you want die on our watch I can assure you of this."