Portal 2 — Singleplayer Playthrough [Chapter 8]

I finally managed to make my way out of the original Aperture Science testing grounds, and back into the modern facility. Now that Wheatley took over, there have been a few changes to some of these test chambers. The increased likelihood of death and a wider arsenal of tools to use in these re-designed chambers do give them a nice touch. However the downside to the recent change in control has resulted in the imminent destruction of the entire facilities. This means I need to find Wheatley sooner than later. Read on for the two part video

Part 1:

Part 2: