The context of the following conversation is Alex wandered away. Alex never came back. Nobody ever knew what became of them.:
Alex says It's been so long, I honestly have no idea how people would react if they found out I was still alive..
The friend responds You need to leave this bunker Alex, you're all over the news and me being here is a risk..
Alex responds Out there in the trees, God it's been so long since I've seen sunlight..
The friend responds There is nobody out there, lets go back to the campfire..
Alex responds No I can't, I don't want to give myself away so easily. After all this time....
The friend responds Look, there is only so much I can support you man..