Mission Improbable 3. That escalated quickly!

You may be wondering what's with the title. Well, I visit 9GAG now and again. And also, the creators of this mod (yes, Mission Improbable 3 is a game mod) posted the following description on Mod DB:

Mission Improbable is a singleplayer mod for Half-Life 2: Episode 2. In it, Gordon Freeman is tasked with re-activating a Resistance listening post. From there, things quickly escalate.

Now that we've taken care of the mystery of the title and found out a bit about the mod itself, let's see more information.