Isn't it obvious? They're prevented from confessing because there isn't a game if they do. Without a confession, there's always room for that small, faintest bit of doubt that can fester and be the catalyst for even more trouble the next time around, exactly the show our mysterious pink voice has been looking for.

And if we don't play along for now, all of us, then everything is forfeit.

[ it's shitty, and her smile's sharp, but that's how it be. ]