For nearly a year, Violet has been haunted by the same recurring nightmare - a doomsday game where she lives as an alchemist forced to survive in an apocalyptic world ruled by a mysterious system. She thought it was only a dream... until the night the world truly changed. When Earth transforms overnight into a game-like realm divided into zones, Violet's long-dreaded nightmare becomes terrifying reality. Prepared by paranoia and experience from her dreams, Violet faces the chaos with determination. The nightmare has begun for real. And this time, there's no waking up.