Jugyeong Lim has been treated unfairly by her family and bullied by her enemies due to being perceived as ugly. She learns how to use makeup by binge-watching Youtube tutorials. As she slowly masters the art of makeovers, her dramatic transformation leads to her overwhelming popularity and fame.

Armed with her newfound beauty, Jugyeong is in a love triangle with two of the most handsome boys at school: Suho, the stoic mystery man who knows her secret and Seojun, the "bad boy." But will her elite status be short-lived? How long can she keep her true appearance a secret?

Living in a society where people are judged based on their physical appearance, Jugyeong navigates both high school and her college life, while her self-esteem, romantic life and career are constantly in flux.