Alternative beginning
Chell stepped up from the bed. Her head hurt from being in suspension for 50 days. She couldn't believe she had been dragged back into the facility. Wasn't she tormented enough during testing?
"When you hear the buzzer please look at the ceiling." The announcer told her. A buzzer rang and she looked up at the ceiling. She didn't know why. So far listening to an A.I had caused her problems. "Good. You will hear a buzzer. When you hear the buzzer look down at the floor." Chell smiled at its minor compliment. She wouldn't have told her that just for looking at the ceiling.
It told her to look at the picture on the wall beside the bed. She walked over to it and stared at it. "Please reflect briefly on this music." The announcer told her. She happily listened to the music and was startled when a buzzer ended it. The announcer told her to return to her bed. She did as she was told.
99999 99 later
"Hallo!" Wheatley's voice came from behind the door followed by some knocks. "Can I come in?" He continued to ask for her to open the door. Unfortunately for him, Chell wouldn't ever come get the door. She wouldn't do anything else and she hadn't done anything for the past few years, much like all the other test subjects.