She's Kum-Ji's aunt, as well as the coordinator of Yo-I. Yoo-Jung is dedicated to her job, as well as to the members of Yo-I. She has begun to see the stirrings of attraction between E-Soh and Kum-Ji, and at the request of E-Soh, has decided to play matchmaker. Yoo-Jung is also the object of desire for the studio's president, as they have been dating secretly.