Domis, a girl with silver hair and purple eyes, wakes up from nothingness, her memory is broken, and she is trapped in a strange time and space. In the maze of intertwined rationality and madness, she is forced to participate in "games" that go against common sense. Each step of exploration tears apart the boundaries of cognition, and the ancient existence sleeping deep in her soul is quietly awakening. When the fog of memory dissipates, is the truth waiting for her, or a deeper prison?