 Their frustrations reach a climax when both characters confide their secrets to each other.As a result, they climb up to their just-completed billboard and vent their frustration at the "rich bastards" in downtown Seoul, which culminates with a tense standoff with authorities.Chilsu and Mansu's anger symbolizes the Korean working class's frustration of being marginalized from the Korean economic miracle and the standoff near the end represents society’s inability to understand their plight.