Disguised under the shadows of a mask, a crew of desperados band together under the leadership of a criminal mastermind known only as “The Professor” to pull off the biggest…

Hundreds of cash-strapped players accept a strange invitation to compete in children’s games—with high stakes. But, a tempting prize awaits the victor.

In the near future, a group of young people in a slum commit crimes to survive after Korea suffers a catastrophic financial crisis.