I've changed so much...

Yeoju was fat in middle school. That's probably why her nickname was "3-Year Pig." It was given to her because she was in middle school for three years and because she was a pig. One day, Jimin, whom she had a crush on, confessed to her on the rooftop, but Jimin rejected her confession, saying she was fat. Yeoju decided to change her body shape. Since then, she's been exercising steadily and reducing her food intake (so she hasn't yo-yoed). A year later, she's changed her nickname, the opposite