Stairwell

The stairwell runs from 12/F to G/F and looks the same on every floor: the flat's folding gate, the fire door, the notice board, the tube light. Usually.

You have a disposable camera and a limited roll of film. A run takes 20 to 40 minutes. The text is in English, 繁體中文 and 日本語.

Photograph what is wrong before you go down. Waste a photo on a normal floor and you start again. Some things only show up through the viewfinder.

There are 32 anomalies, from a clock that runs backwards to things that come closer when you look away.

An Archive keeps everything you've documented, and there is a harder Night 2.