based on samurai 7 book "it had been many years since the war had enveloped the soler system earth was spared mostly as the cradle of humanity but barely with only small pockets of population left the rest of the soler system had moved forward cordoning off earth as a artifact but forgetting their own past until bandits started raiding the remaining settlements,a brother and sister from one of the smaller production areas struck out to find soldiers to defend their home town first they needed a leader hence leia a major in the caloinal army leia had lost her ear in the final battle she is a bold strategist and tactician and well versed in the mk-800 assault rifle"