When a young gang leader seems to be just a bit too stupid to effectively carry out his daily tasks, his superiors order him to go back to school for his high school diploma. Posing as a 19-year-old, he soon learns that the school is even more corrupt and vicious. Wrath is unleashed.

My Boss, My Hero

The father of Ki-su, who only cares about farming, is enraged when his son applies for admission to middle school. One day, Ki-su and fellow students perform a play at the school. Watching the play, Ki-su's father changes his mind and decides to sell a cow to pay his son's school expenses.