You look around you, an empty subway platform for what seems to be miles as it eventually fades off into a greyish fog or haze of some sort. You feel that you're sat on a bench. It's one of those anti-homeless ones that every station has.

Without any warning or indication you hear a voice crackle out over the announcement system of the station.

"Platform A, (unintelligible) station."

At least you know where you are now…