This could be the start of a golden age on planet Earth: a planet that is much fuller than we realised!

If we can just learn from the Atvatabar's peaceful ways, and their technology, and share their natural resources, all our problems are solved. Yet human nature keeps getting in the way. The surface nations want a bigger piece of the pie. It's almost as if some demon is whispering in their ear, "don't be peaceful, grab what you can!"

And isn't that what I did, when I forgot my girlfriend Grauben and thought I might "trade up" to a prettier, wealthier model? Grauben thinks this is how the Martians are destroying us. Not through guns, but by unleashing our own greed and hatred. How can we stop them?

Next: The Germ Growers