She wasn't moving all because he beat the hell out of Gavin. As for Rob... well, if it came up then he'd explain things to the little guy. They had no secrets from one another after all. Him and her son talked about a lot of things. Namely her.

"Don't you tell me that you're not worth it," he states firmly. "Because you are worth it. Never say that you're not again. Any idiot would see that you're worth it." For a moment he doesn't move because his mind is just... Then he shakes his head and follows her inside, still mainly just going through the motions.