The Planet where the young man “Leila” awoke after losing his memories was the earth where the ancient people who developed life and facilitated intergalactic transportation were exterminated. Leila becomes a scavenger who gathers remnants left by the ancient civilisation with the artificial intelligence partner “Kaguya” retrieved by linking to a military satellite in geostationary orbit He finds himself in a world where ruthless marauders roam the streets as he hunts for answers to his lost memories.