How to escape
Study corridor 0: it is the unchanged reference. From corridor 1 onward, turn back if you notice an anomaly; continue forward if everything is normal. A correct decision advances the counter, while a mistake returns you to zero.
Four environments
Search a subway station, kindergarten, hospital and school. Anomalies range from obvious changes to displaced objects, unfamiliar sounds and subtle differences in colour. Later environments put more emphasis on difficult observations.
Keep the world's included packs and command settings active. Sound is part of the challenge, so play with audio enabled.
