[She's silent, as she listens. Oddly, the response makes her feel slightly better -- oddly relieved. The guilt, naturally, is still there, but she's able to consider the question with less of a weight on her mind.]

... I didn't know what else to do.

[Quietly.]

I wanted... this place to be fixed. And the previous tests were perfectly fine, but she -- lied to us. Aelia. And we were stupid enough to believe it.