The first twenty minutes exist to shatter you. Riku meets Schwi in the wreckage of everything, and the show commits completely to making you feel the weight of that moment, of two people finding each other when the world is ending. The animation doesn't just support this, it becomes the story, every frame burned with a precision that makes their romance feel like the only thing that matters in a dying world. Most prequels explain what came before. This one breaks you with it.
Six thousand years before the legendary siblings arrived, Disboard is consumed by endless war. Civilizations crumble, celestial bodies fall from the sky, and humanity faces extinction. In this apocalyptic world, a young man named Riku refuses to accept defeat. He gathers survivors and fights to carve out a future worth living in, but the odds are impossible. Everything changes when Riku encounters Schwi, an android cast out by her own kind. Unlike the cold machines designed for destruction, Schwi possesses something unprecedented: genuine curiosity about human emotions. She wants to understand what drives people to hope, to love, to keep fighting when all seems lost. As Riku teaches her, she questions whether machines and humans are truly so different. Their bond becomes the spark that ignites change across a dying world. This is the origin story of the very games that would one day shape Disboard's destiny, told through two unlikely companions discovering what makes life worth saving. A tragic romance wrapped in fantasy warfare and existential questions about what truly separates the living from the artificial.