The Before Portal Demo will be released over the Steam Workshop and be for Portal 2. This version of the mod will feature 3 levels, themed in this order:
1. Underground
2. Enrichment Center
3. Behind The Scenes
The estimated time for the demo will be anywhere from 20-45 minutes. The story line will be somehwat revealed, as well!
The demo will feature some new testing elements and will establish some of the story line. The planned release date is December 1st.
