A boy obsessed with adventure and danger is drawn into a sinister survival game after encountering a demon who grants him three wishes. The game, crafted by a Demon King seeking escape from an eternal prison The boy, secretly responsible for their plight, thrives in the chaos. Survivors are forced to hunt monsters and each other, consuming hearts for power while battling through 1,000 layers of increasing peril. Alliances crumble, trust fades, and the boy grows more powerful, driven by his dark desires. Among the survivors is a girl he admires but manipulates, masking his intentions behind false kindness.