Frontearth Striders

It’s about 5 thousand years after the Gods wandering space settled on Frontearth,About 4 thousand years after the Gods disappeared because of their war,About 2 thousand years after Feiern Empire established and conquered the continent, About 1 thousand years after the Dragon King protecting Frontearth instead got ill,And about 7 hundred years after the Invaders from outer space broke in with the c…