She's too wound up to notice if she's getting through or not, and it's worse when he says nothing. His silence, is it judgemental? Or disbelieving?

She adds, "I don't like to use such power, if I can help it. I'd rather not, actually, I — nobody knows, about this."

He was the first to have met her. He will remember that she said nothing of the sort back then, so Gela likes to think this adds a sense of credibility.