Pulling it open, I spy a corridor inside with only two more doors visible in the entire space. Surprising, as I expect a hall like upstairs with several doors leading off. One is shut tight on the darkened side and has nothing to tell me what is beyond it, and one is sat open, emitting light and music from the interior. The hall is dark wood, polished floor, and is a little foreboding.

I recognise the Maroon 5 song drifting my way as soon as I hear it and relax a lot. Exhaling as my ...