Jinho always believed some feelings were better left unsaid.

As long as he stayed by Ahyeon's side, being "just childhood friends" was enough.

Then she confessed to him in front of the entire class.

Moments later, she smiled and said it was only a punishment game.

The laughter faded, but the embarrassment didn't. Instead of arguing or demanding an apology, Jinho quietly begins stepping out of her life. Only after watching him disappear does Ahyeon realize that some jokes cost far more than a friendship.