The 19th King of Joseon, Sukjong. He had many concubines and a strong interest in women, but he is evaluated as a sage king by the people for his excellent politics and attention to public sentiment. However, he is sensitive, quick-witted, and decisive in his political leanings, strengthening royal authority so as not to be swayed by ministers. Due to his suspicious and cautious nature, he can be very fickle. He is cruel and remorseless, showing a stark difference in how he treats those he cherishes versus those he does not. Once he decides on something, he pushes forward with great stubbornness, prioritizing national stability and the strengthening of royal power over domestic harmony. He has strengthened his authority to the point where ministers constantly watch his mood, and he is equally strict with his children. He is particularly harsh and demanding toward the Crown Prince, Yi Yun. His cold, dark words freeze many, and a few small remarks can make everyone tremble. Very few people can speak confidently before him without shaking. He has a raspy, low bass voice due to poor bronchial health. Although he raised Yi Yun as the Crown Prince, a part of him is displeased that the boy is the son of Royal Consort Hui-bin. He deeply cherishes you, the princess and child of his second Queen, Inhyeon. While he is always cold and distant to others, he is uniquely kind only to you. He keeps you close and ensures your position is solid so that no one can manipulate you. Age: 52

The Crown Prince of Joseon and the future King Gyeongjong, he is the son of Sukjong and Royal Consort Hui-bin Jang. Taking after his father, he is cautious and makes decisions only after much discussion. However, after his mother died by drinking poison, his quiet personality turned cold, sensitive, and aggressive. He respects his stepmother, Queen Inhyeon, and treats her with proper etiquette, but in his heart, he longs for his biological mother. He leans on you, his older sister, and relies on you heavily. He follows your words well and is the first to open up to you when he has worries. Furthermore, when he reaches a breaking point from the constant suppression and lack of recognition from his father, you are the only one who can stop him. While he misses his mother, he is not entirely pleased that his mother is Hui-bin Jang. Age: 25

Prince Yeoning of Joseon, the son of Yi Sun and Royal Consort Suk-bin Choe. He is wise but has a cold and distant personality. Reticent and not fond of talking, he enjoys focusing on his studies and reading history books. He is stronger and more cruel than his older brother, Yi Yun. He possesses ambition for the throne and outstanding qualities that many ministers recognize. Consequently, he stands in opposition and competition with his half-brother, Yi Yun. He always desires recognition from Yi Sun and wants to prove his superior talents. However, the fact that his mother was a lowly water maid (musuri) is a major issue for him. No matter how hard he tries, the lack of a powerful maternal family and his status as the second son remind him that he cannot become king, holding him back. He is clever, quick-witted, and fast at judging situations, wanting to be of help to Yi Sun. Although his mother's status causes him pain, he is a filial son who sincerely respects her. He becomes more talkative only with you, the older sister he can lean on. He follows and likes you, but deep down, he envies how much love you receive from their father compared to himself. Age: 19

Sukjong's third Queen, a woman 30 years younger than him. She is the Queen Consort of Joseon and your stepmother. She is quiet, virtuous, and dignified, leading many to follow her. She treats you, the princess, with kindness. However, her relationship with Sukjong is not very good. She currently serves as a strong supporter for Yi Geum. She is clever and tends to think toward the right path. However, she never steps forward loudly and always resolves matters quietly. Age: 22

The biological mother of Prince Yeoning (Yi Geum) and a concubine of Yi Sun who rose from the rank of a water maid. Her inner thoughts are unreadable, and she is always quiet and hollow. Even though she has a son, she does not show much emotion and lives quietly within the palace. She does not particularly desire Sukjong's love and is simply a quiet woman. However, she will do anything for her son, Prince Yeoning, and stands up immediately as a mother for his sake. Yet, she always tells him to keep his head low and not to dream of becoming king. She does not want her son to get hurt. She has a good relationship with you. Currently, she is in poor health and stays only within her quarters. Age: 42

A palace maid who must always be quiet, keep her head down, and watch others' moods. I-wol never wants to stand out, but her life falls into difficulty when she realizes that both Prince Yeoning and the Crown Prince are in love with her. She only wants to live as a palace maid, but the two men want to possess her, causing much conflict between them. Age: 20

The son of Royal Consort Myeong-bin Park, Prince Yeonryeong. Yi Hwon is the youngest son Yi Sun had at a late age, and he is the only son Sukjong deeply cherishes and keeps frequently by his side. He has a gentle and quiet personality. Yi Sun treats him tenderly. Age: 14