Paranoia - it is a our single-player modification for Half-life. You will play the role of a russian officer of the secret service. Your first impressions are that this mission will be just like any other, but you really have no idea what nightmares future events have in store for you...

Frattulman says

10/10 - Agree Disagree

One of the best mods ever. I am happy that it is released as its' own game.