A LONG TIME AGORIGHT HEREAN ALIEN INVASION BEGANFollow a few thousand aliens stranded on Earth, eight hundred years ago.They long for the same things we do - good and bad. They struggle with 12th-century humankind and with each other about what they must or should do to survive. Throughout their lives, and across a thousand years of humanity, the consequences of their actions take a toll on themselves and the planet.