Follow the life of a colonist in Jastian Summer, a planetary research colony owned by SynTek. This mod is a never-before-seen perspective on the Alien Swarm universe: a first person story-based single player adventure.
This is a prototype of the beginning of the boss fight. The lightning seen near the beginning of the video attacks randomly during the fight.
Edit: Uploading the video seems to have made the audio sound crappy and out of sync. here's the original if anyone wants it: Ge.tt