When a zombie virus pushes Korea into a state of emergency, those trapped on an express train to Busan must fight for their own survival.
Tower Sky, a luxurious building complex, has organised a lavish Christmas party for its VIP guests. However, things go awry when a fire breaks out and thousands of lives are endangered.
Hundreds of cash-strapped players accept a strange invitation to compete in children's games. Inside, a tempting prize awaits — with deadly high stakes.
