[ Then Royce may have left out other things. May as well start at the beginning. ]

We'd been exploring together and the corridor we were in collapsed. He must've heard it coming before I could, he pushed me out of the way. Almost got clear himself, but... [ Shaking his head as his expression becomes grim. ] His lower body was pinned. One of his legs was obviously broken in several places, and there was rebar—

[ But he catches himself here. Maybe such specific details are unnecessary. For some people it's comforting to know exactly what happened, because their imaginations paint a picture that's far worse than reality, though he isn't sure if that's true for Alfie. ] It was bad.