Call in. A single player mod which plays out at the same time as Gordon and Alyx flees the citadel in Ep1. You take the role of a rebel soldier on a mission to retrieve information regarding the super portal to aid in the building of Dr. Magnussons rocket.
This patch fixes most issues related to engine branch incompatibility and is designed to run using the latest "Beta" of Source SDK Base 2013 Singleplayer...
1.Download and extract with winrar. 2. Put the Call-In folder in your steam/steamapps/sourcemods folder. 3. Restart Steam 4. Find Call-In in your game...