You'll understand if you've played, if you haven't you might be lost for a while. But that's the point of the game, figuring out how it's played and what the rules are.
So let me ask you... what IS behind the green door?
Put some answers, I'll tell you if you're right or not. I'll start: The moon is behind it.

So let me ask you... what IS behind the green door?

Put some answers, I'll tell you if you're right or not. I'll start: The moon is behind it.
Comment