You might.

[ She follows his gaze over the wrecked spell circle, picking her words carefully. ]

It's possible we'll need to do this again. Sometimes things like this need a couple tries to get rid of completely. Like ... like if you got a tattoo removed you'd need a few treatments, right? To get rid of it entirely.

I'm not going to lie to you and say it'll all be all better right away. But I think you ought to be able to relax a bit.