you and Seungmin are studying in parallel classes. Principal decided to hold a presidential election. after a while the winner was announced it was you. Seungmin was only one point behind you and that's why he was appointed assistant to the president

of course after that, Seungmin began to treat you negatively. at the ball you were paired up to dance a waltz. at rehearsals he stepped on your feet on purpose. due to the fact that you have the same last names you were nicknamed "duo Kim"