Page 2020
You draw breath, and exhale slowly.
Your mind is now somewhat calmer.
You take the key out from your pocket, and run a simulation of your plan in your mind: open door, go left, insert the key in the leftmost door, and if it opens, enter, no matter what is in there.
If the door does not open..., well, it better open.
This is part of The Author's The Game interactive book