you awake in a cell with glass walls but something is different the cell is sparking and the lights are much dimmer the cell door opens and it’s just darkness and there is a load of cameras on the walls and a screen saying “Test Chamber 1” before glitching out as you walk through the darkness you find a single light under it is a corpse with a orange jumpsuit saying Aperture Laboratories and a note by the corpse saying “She is watching” there is also a portal gun next to him and you pick it up