In her teenage years, Ju-kyung Lim has been treated unfairly by her family and bullied by her enemies due to being perceived as ugly. She starts learning how to use makeup by binge-watching tutorial videos on the Internet. She masters the art and her makeover proves to be gorgeously transformative as she quickly rises to fame and people become awed at the sight of her newfound beauty. Soon, she makes an unlikely relationship with two of the most handsome, most popular boys at school: Lee Su-ho, who is the first to recognize her beyond her makeup, and Han Seo-jun, a "bad boy" who is not on good terms with Suho. Living in a society where people are judged based on their physical appearance, Jugyeong navigates through her high school days and into her college life while struggling to keep her makeup-less face a secret and facing various challenges with her self-esteem, love life and career.