[He runs his hands through his hair. He's agitated, but he's not going to avoid the question. It's just a very serious topic for him.]

It's... enormous, that's why. It's more than just a simple day-to-day Imbalance that could be rectified by the Keeper, it's... more widespread and deeply rooted than that. It's less of an Imbalance and more like... more like a complete destruction of the Balance. She can heal the symptoms of it, but... we don't know for sure how to fix it.