After a massive earthquake, only one apartment building is left standing in Seoul, South Korea. Survivors flock to Hwang Gung Apartments, but residents cannot cope with the increasing numbers.

After a deadly earthquake turns Seoul into a lawless badland, a fearless huntsman springs into action to rescue a teenager abducted by a mad doctor.

In a post-apocalyptic world from a catastrophic earthquake, one apartment building that didn't collapse becomes a bartering market.