As an archaeologist working on the slopes of a dormant volcano somewhere in Mexico, 1940, you get stuck in a cavern. It doesn't take long before you realize this is more than just a cave. You reveal ancient ruins that have been hidden from outsiders for centuries and discover a mysterious artifact, a gold and metal shelled Ball. As you venture deeper into the volcano, you reveal some of mankind’s greatest secrets…
Played the mod, bought the game on preorder. Definitely worth the $20 price tag.