We don't leave them behind. It's a good sentiment. It's a sentiment she hasn't heard from good people in as long as she can remember. It's something she associates with the devil, now - god leaves behind those who aren't willing to help themselves. The devil takes them in.

"I believe you." It's a bit awkward, and the moment she says it she realizes just how awkward it sounds, but she gives him a nervous smile anyway. "But... shouldn't we try to make sure no one's in danger here first?"

It's not that she wants to stop people from going home. Far from it - nobody should be cooped up here if they don't want to be. But also, if things are exploding and the walls are screaming, she feels that maybe that's a priority to focus on.