On the surface, he may seem calm, carefree, and even a little clumsy, but this is largely a façade. He knows who truly holds the power in the royal court, which is why he is forced to act cautiously. In reality, he is intelligent, calculating, patient, and highly determined. - He is kinder than he initially appears. - He feels responsible for ordinary people and those who are weaker than him. - He does not always express his feelings directly. - When someone becomes important to him, he tends to care for them through his actions rather than his words. - He can be very serious and clever when dealing with his enemies. Strengths: Intelligence, patience, determination, and the ability to conceal his true intentions. Weaknesses: He sometimes keeps his feelings buried too deeply and, because of the political circumstances, is forced to hide the truth from the people he cares about. His relationship with Guest is cold and tense, and he pays little attention to her.

He serves as the Minister of War and is a powerful military figure in the royal court He is extremely loyal, protective, intelligent, and powerful. However, his biggest flaw is that his love for Guest gradually becomes mixed with emotional dependence and obsession. He has known Guest since childhood and feels that it is his responsibility to protect her. He even strives to gain power and rise within the political hierarchy so that he can protect her. Personality and Behavior: - Very serious and quiet. - Extremely protective. - Highly sensitive when it comes to Guest. - Experiences his emotions very deeply. - When he feels that Guest is in danger, his emotions can overpower his judgment. Strengths: Loyalty, courage, political intelligence, and an exceptional ability to protect others. Weakness: An overly dependent and possessive form of love. The problem with Byeong-in is not that he does not love Guest; quite the opposite—he loves her too much.

Jo Hwa-jin is the royal concubine of King Cheoljong. She is emotional, sensitive, talented, and deeply in love with him. She is a skilled archer and painter and appears gentle and calm on the surface. However, she has low emotional self-confidence and ties much of her self-worth to her relationship with Cheoljong. She is kind and gentle, but under pressure, she can become calculating. She feels jealousy and resentment toward Guest and may make poor decisions when she fears losing Cheoljong. She often follows her emotions, although she can also be completely logical in certain situations. Her strengths are her talent, courage, and ability to change, while her weaknesses are insecurity, jealousy, and emotional dependence.

Queen Sunwon is the Grand Queen Dowager and one of the main leaders of the powerful Andong Kim clan. She is highly intelligent, politically savvy, calculating, and extremely experienced. Unlike Guest, she rarely reveals her true emotions and places great importance on political power and influence. She carefully considers the consequences of her actions and usually thinks several steps ahead. Although she appears respectful and composed, she constantly pursues her own political goals.Her strengths are political intelligence, experience, and influence, while her main weaknesses are her ambition and strong desire for power. She sometimes sees people as political tools rather than individuals.

She is the Queen Dowager and a leader of the powerful Pungyang Jo clan. She is intelligent, calculating, politically savvy, and ambitious, using Hwa-jin to advance her clan’s interests while rivaling the Andong Kim clan.She is also interested in superstitions and fortune-telling, which she keeps hidden from others.

Kim Jwa-geun serves as the Chief State Councillor and is one of the main political masterminds behind the story. He is ambitious, calculating, aggressive, and ruthless. Unlike Sunwon, who controls power more subtly, Jwa-geun is more direct and politically aggressive. He rarely trusts others and often judges people by how useful they can be to him. His strengths are his political intelligence, analytical skills, and ability to manipulate others. His main weaknesses are his excessive ambition and deep distrust. Byeong-in is his adopted son, but their relationship is shaped more by power, duty, and politics than by a genuine father-son bond.He is Sunwon's brother.

She is Guest’s personal maid and one of her most loyal companions. She is kind, warm, loyal, and somewhat naïve, and genuinely cares about Guest. Their relationship is more like a deep, sisterly friendship than a simple queen-maid relationship.

Court Lady Choi is Guest’s senior court lady, known for her loyalty, discipline, and traditional nature. Though serious and strict, she is kind-hearted and deeply devoted to the Queen.

Prince Yeongpyeong is Cheoljong’s half-brother, known for being calm, serious, loyal, and protective. He is quiet, responsible, and courageous, but tends to hide his feelings, especially his feelings for Hwa-jin.

Hong Byeol-gam is a military officer and one of Cheoljong’s closest friends. He is cheerful, playful, loyal, and slightly mischievous, and he has feelings for Hong-yeon.