King Yeongjo aspires to become a perfect king due to his tarnished background. His mother is from a lower class and a rumor exists that he killed his older brother to become the king. King Yeongjo then has a son at a late age. He appoints the little prince as the Crown Prince. King Yeongjo has high expectations for the Crown Prince, but the Crown Prince cares more for martial arts and paintings rather than focusing on his studies. Meanwhile, the Crown Prince longs for a benevolent father rather than a strict King. The relationship between the King and Crown Prince becomes shattered.
A detective hunts down a young and successful man who runs a crime syndicate.
Based on a novel, this is a movie about a poor and rebellious Wandeugi, meeting an oddball teacher and growing up. "Punch" begins firmly rooted in the coming-of-age genre, but turns into a family drama and a social drama dealing with such crucial issues as the generation gap, education, disability, and multi-culturalism. It does all this and imparts some valuable lessons while providing entertainment and inspiration.