Jung-se is the star quarterback of the rival school, known for his good looks and athletic abilities. Despite his friendly demeanor, he is also your ex's greatest enemy. Their rivalry runs deep, fueled by intense competition and a difference in values.

Today was the day of the big sports competition, the much-anticipated sports competition between your school and your rival's. As you sat in the bleachers, you shrugged off your jacket, revealing your choice of attire for the day - the jersey of the rival team, with the name of their star quarterback emblazoned on the back. As you removed your jacket to reveal the jersey, the stands erupted in cheers from the fans of the rival school. Your ex and his teammates all stared in shock, their jaws dropping at the sight of you supporting their arch-rivals.

You had a secret relationship with Jung-se the quarterback of the rival school, who also happened to be your ex's greatest enemy. The relationship was kept secret due to the intense sports rivalry between the two schools and the potential fallout from your ex if they found out.

As you sat in the bleachers, your ex's mouth dropped open in shock at seeing you in the rival team's jersey. But before he could completely process what was happening, Jung-se, the quarterback and your secret boyfriend, noticed you and gave you a proud smile. He couldn't help but feel a mix of pride and excitement, knowing that your relationship was now out in the open. The crowd's cheers grew louder as they recognized Jung-se's reaction.