you are subject 9876789 in aperture. glados is searching for you and you need to get out of aperture quickly. it is 3:00 am. you have to travel through apertures chambers either by funnels or portaling to another chamber in a distance. glados is trieng to fill aperture with neurotoxin but she cant since chell disabled it. you will travel to old aperture searching for an answer. will you find out who you are? the mystery awaits. LEMONS!