[ Lily notices his hesitation and something in her stalls - she feels very sorry, suddenly, that she's caused it even unknowingly. Her brow knits slightly. Just a little.

Then he's speaking and it looks like she's going to accept his help: she very clearly wants to. But something is holding her back; something very important. ]

You mean testing it with my device to see? I would appreciate that very much, but if it were to take you back to my home in the moment I left, it would be—

[ She pauses, glancing askance as though she's trying not to think about it. She looks so frustrated, mostly with herself. The worried, grieving mother. ]

It's too dangerous. I can't ask you to do that for me.

[ What the hell was happening to her when she left? ]