When a zombie virus erupts from Seoul Station, a young woman fights to survive on the streets while her boyfriend and father track her down.

A wife, overwhelmed with hatred for her husband, inflicts an unspeakable wound on their son, as the family heads towards horrific destruction.

Yong-soo is an ex-soccer player who lives in a small coal-mine village in North Korea with his wife and young son, Joon. Although living in extreme poverty like many other families in North Korea, the family is happy just to be with each other. Then one day, Yong-soo's pregnant wife becomes critically ill. Let alone medicine, Yong-soo can't even find food for her in North Korea. So he decides to secretly cross the border to China hoping to find the medicine for his wife.

Miso lives from day to day by housekeeping. Cigarettes and whiskey are the two things that get her through the day. As cigarette prices and rent start to rise, Miso decides to give up her house for cigarettes and whiskey, leading her to couch surf with old friends while reconsidering her place in life.

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.