A young woman struggles to pay the hospital bills of her vegetative husband. Despite her hard work, there's no hope for him to ever wake up, until an opportunity arises.
Born bully, Kim Chang-sik, while cleaning everything up to live a normal life again, he meets a sad girl, Kim So-hee. A story where Kim Chang-sik had no choice but to participate in So-hee's situation, more than his own.
Hundreds of cash-strapped players accept a strange invitation to compete in children's games. Inside, a tempting prize awaits — with deadly high stakes.
