On a planet named Eisernon - innocent paradise of towering blue mountains folded in snow, gentle valleys rich with the saffron incense of dakan flowers, fern forests, and jasmin thickets - the green-skinned Einai live in simple harmony with Nature. Then the Krail, skilled warriors from another planet, launch an invasion of this peaceful world in an effort to dominate the entire galaxy. Powerful forces from Earth soon vow to stop the invasion' and Eisernon seems destined to become a crucial battleground in a galactic war....