If she does get the memory erased, she’s going to be awfully confused when someone else inevitably brings it up again.
Edit: it occurs to me that you probably only meant the memory of performing the charm itself, not the memory of being put on trial for murder. But even if they did that, I suspect she’d imagine something just as bad to fill the space, knowing what was supposed to go in it.
If she does get the memory erased, she’s going to be awfully confused when someone else inevitably brings it up again.
Edit: it occurs to me that you probably only meant the memory of performing the charm itself, not the memory of being put on trial for murder. But even if they did that, I suspect she’d imagine something just as bad to fill the space, knowing what was supposed to go in it.