'If I don't fear that,' she replies, 'it's because I don't think it's something I would ever do. I don't think I have it in me. But this place is... when I look at what it's already done to me, I do worry. I have someone I trust who has pledged to stop me by whatever means necessary if I-'

This is hard to say. It's an admission of weakness. 'If I'm ever not in my right mind, and I try to do something antithetical to my values. I won't ask that of you, but I'll ask this. If you ever see me becoming complicit in our captivity, or excusing it, will you tell me? Tell me plainly, that it's betrayal. Word by contract, I'll listen.'