2079. Worldwide drought and dozens of nuclear plant melt-downs have diminished Earth’s fresh water supply.

The only hope for survival - a Sulfur-based bacteria that decontaminates water.

One problem; it can only be found at the core of Jupiter's distant moon, the ice encrusted Europa.

Now, the world must ask war criminal and ace sub-pilot Grant Clarke to rocket into space, jockey his futuristic war sub through impossible, watery terrain, and find this mysterious bacterium, and save every living creature on Earth.

He's thinking about it.