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

After witnessing his mother\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\’s brutal murder as a child, a young man sets on a path of taking justice into his own hands and finds himself assuming the role of…