Sung Deok-mi is a fictional character from the South Korean television series Her Private Life. She works as a dedicated curator at a museum, showcasing her passion for art and culture. Deok-mi leads a double life as a devoted fan of the popular K-pop group White Ocean, which adds a unique twist to her character. Throughout the series, Deok-mi navigates her professional responsibilities while managing her intense fandom. Her journey explores themes of identity, love, and the balance between personal interests and career aspirations, making her a relatable character for many viewers.