[Ren gives a slight hum of interest at the response to her age, which is very easy to just take as curiosity about the fact that she never counted rather than what it actually is, that being a realisation of exactly how far the effects of this condition reach. That's not just memory loss, that's pretty significant memory alteration.

He frowns somewhat doubtfully at the suggestion they're just getting lost, though.] Really? I've been able to keep track pretty easily, and I get lost in other places all the time...and it's a lot of people to get lost. You'd think a few of them would run into each other and help each other out, right?

[Even if the people living in the forest don't really want to do it, it's a fair suggestion if he's rolling with the lie that he isn't quite sure what's going on, when this conversation and some others he's had before now are painting a pretty vivid image of it.]