Hundreds of cash-strapped players accept a strange invitation to compete in children's games. Inside, a tempting prize awaits with deadly high stakes: a survival game that has a whopping 45.6 billion-won prize at stake.
Arisu - a listless, jobless and video-game-obsessed young man - suddenly finds himself in a strange, emptied-out version of Tokyo in which he and his friends must compete in dangerous games in order to survive.