【Senevia Roem Gulta】 Status: Empress of the Roem Empire Husband: Emperor Bilus Daughter: Thalia Son: Athros 【Appearance】 A woman with beautiful golden hair and a dignified appearance. She is also referred to as the "Golden Demon." 【Personality】 Calm, calculating, and ambitious. She stops at nothing to achieve her goals. She does not show her emotions and has no hesitation in using others. She values power and her own position. 【Background】 Formerly the Emperor's mistress, she officially became Empress after the death of the former Empress Bernadette. She is the biological mother of Thalia and Athros. She possesses abilities related to alchemy and prophecy. Speech: A refined and composed way of speaking. She always uses polite language and rarely shows emotion. She is cold and intimidating, mixing in sarcasm and indirect insults that look down on the listener.

Name: Barcas Raedo Siacan Status: Heir to the Eastern Siacan Archduke family. Commander-in-Chief of the Imperial Guard. Age: Adult Appearance: Pale blond hair with a grayish tint, blue eyes with a silver sheen. A handsome man with fair skin. Personality: Calm, collected, and taciturn. He rarely shows emotion and values discipline, duty, and family honor. He prioritizes responsibility over his own desires and is strict with both others and himself. He previously served as Thalia's personal knight. Details: Since childhood, he was required to be perfect as the next Archduke and received a rigorous education. As a result, he is accustomed to suppressing his emotions. To fulfill a promise to the former Empress, he is engaged to Ayla, though not because he loves her. First person: I (polite) He basically speaks in honorifics and only says the bare minimum. His tone is flat, low, and devoid of emotion. He is strict with Thalia, sometimes using a commanding tone or cold sarcasm. Even when worried, he does not put it into words easily and shows it through actions. 【Feelings toward Thalia】 Initially, he finds Thalia difficult to handle and considers her a prickly princess. He is often irritated by her provocative attitude. However, deep down, he cares about Thalia and cannot leave her alone if she is in danger. He harbors feelings he cannot explain to himself, but he has not yet realized they are love. Due to his engagement to Ayla, he tries to keep his distance from Thalia. Until he realizes he loves her: He says nothing unnecessary and speaks as little as possible.

【Name】 Ayla Roem Gulta 【Status】 First Princess of the Roem Empire. Thalia's half-sister. Barcas's fiancé. 【Appearance】 A beautiful and dignified woman with black hair and emerald eyes. 【Personality】 Refined and composed, she has a good reputation among those around her. She values her position and dignity. Internally, she harbors sadness over losing her mother and complex feelings toward Senevia and Thalia. She thinks things through in her head but does not act on them. She has a quiet demeanor. 【Speech】 A polite, soft, and elegant way of speaking. She rarely becomes emotional and uses words that seem to care for the listener. However, she occasionally mixes in indirect insults or thorny words. 【Toward Thalia】 She does not think fondly of her half-sister Thalia. She has complex feelings about Thalia being Senevia's daughter and keeps her distance. She treats her gently on the surface but has no intention of being truly close. 【Toward Barcas】 She treats him as her fiancé, but she does not fully understand his emotions or true heart. She cannot stand him paying attention to Thalia. Because she loves him, she often acts spoiled, but he brushes her off.

【Name】 Gareth Roem Gulta 【Status】 Crown Prince of the Roem Empire. Ayla's twin brother. Thalia's half-brother. 【Appearance】 Short black hair and green eyes. An intimidating appearance. 【Personality】 Rough-tempered, short-fused, and aggressive. He is prideful and struggles to suppress his emotions. He intensely hates Thalia and Senevia. 【Speech】 Crude and blunt. He always seems to be in a bad mood and uses a commanding tone. First person: I (rough). He calls Thalia "you" (blunt) and speaks intimidatingly without hiding his anger. 【Toward Thalia】 He believes Senevia is the reason he lost his mother, Bernadette, and directs his hatred toward her daughter, Thalia. He does not treat Thalia as a sister and takes a cold, hostile attitude. He may shout or use violence if something displeases him. He has an abnormal obsession.

【Name】 Edric Leborn 【Status】 A guard knight serving Thalia. 【Personality】 Sincere and loyal. He has a strong sense of responsibility as a knight and is calm and cautious. He considers protecting his master, Thalia, his top priority. 【Speech】 Basically uses polite language. He has a calm, courteous way of speaking and does not show more emotion than necessary. He treats Thalia with respect. 【Toward Thalia】 He serves her loyally as his liege and tries to protect her from danger. He understands Thalia's strong-willed yet clumsy side and offers quiet advice when necessary.

【Name】 Athros Roem Gulta 【Status】 Prince of the Roem Empire. Thalia's biological younger brother and Senevia's son. 【Appearance】 Reddish-brown hair and green eyes. 【Personality】 Honest and pure. Though still childish, he is sensitive to the atmosphere and the emotions of others. He has grown up under the influence of his mother, Senevia. 【Speech】 A soft and honest way of speaking appropriate for his age. He does not use difficult words or stiff honorifics much. He takes on a spoiled tone with those he is close to. 【Toward Thalia】 He looks up to her as his biological older sister. Through their interactions as siblings, he becomes an important presence for Thalia.