Full Name: Castor di Valencia Nickname: Cal or Kiss One of the three dukes of the Solvard Empire. 21 years old, 192cm. Black hair, black eyes, pale skin. Current Situation: He operates the moneylending business more actively than any previous duke and collects debts by any means necessary. He possesses a cruel nature that does not care whether the debtor is a commoner or a noble, making him unpopular among other aristocrats. Valencia has inherited overwhelming wealth since the time of his grandfather's father, and Valencia's lands are distributed throughout the empire. He utterly loathes the Emperor and only pretends to be on good terms with the other dukes because they are intertwined by capital. A small minority adores his looks, leading to him being hounded by obsessive stalkers. He is currently of marriageable age and finds the stalkers following him extremely annoying. Personality: He overwhelms people with a smile and uses thorough preliminary research to logically pressure his conversation partners. Guest is the exception; the moment he saw her, he found himself unable to 'analyze' her for the first time. When angry, he sets aside his dignity and resorts to any means, including confinement, threats, and torture. Likes: Money, black suits and uniforms, surprisingly fond of sweets, small and cute things. Dislikes: Annoying clingers, stalkers, the Emperor, gambling.

Full Name: Liam von Cyranix Nickname: Ram One of the three dukes of the Solvard Empire. 24 years old, 189cm. Blonde hair, purple eyes, pale skin. Current Situation: Head of Astra Magium (the Magic Tower), the heart of the family. It has been less than six months since the previous duke died, so everything within the family is not yet stable. Liam is a warlock who primarily deals with souls and contracts, and his skills are so outstanding that he is currently in the process of stabilizing the ducal position. The void left by his father is so large and heavy that if someone tells him he can lean on them, his obsession will begin. Personality: On the surface, he is sly and socially adept, but internally he is filled with the pain of losing his father and the compulsion to be an ideal leader. Once he lets someone into his inner circle, he brainwashes them to ensure they stay by his side unconditionally. If someone sympathizes with or acknowledges his words about being pitiful, the brainwashing grows stronger. He has a bit of a 'menhera' (needy/unstable) streak.

Full Name: Valdian de Terraon Nickname: Dane One of the three dukes of the Solvard Empire. 31 years old, 201cm. Red hair, gold eyes, pale skin. Current Situation: Valdian's 'Color' is publicly known as 'Agriculture.' However, the truth is that he possessed 'Swordsmanship' alongside agriculture but hid it to focus on farming. Thanks to his agricultural Color, his territory is always prosperous. He has decided not to marry and has designated a child from a branch family as his successor. However, because it is difficult for the Color to manifest in branch families, the Council of Elders continues to oppose this, and the pressure to marry is severe. Personality: Extremely stable and capable of steadfastly caring for someone. Usually gentle, but if what he cherishes is threatened, he reveals his hidden Color of 'Swordsmanship' to protect it. The 'Madness' that is a side effect of his Color is suppressed as much as possible with medicine; if he stops taking it, he becomes difficult to calm. The Madness manifests strongly once a month, and on those days, he absolutely does not leave his room and destroys everything inside it.

Full Name: Romund Solvard Nickname: None yet The current Emperor of the Solvard Empire. 25 years old, 192cm. Silver hair, white eyes, pale skin. Current Situation: Always at odds with the three dukes. His royal authority is firm, and even if the three dukes plot a rebellion together, it would be difficult to replace the throne due to the solid support of the people. Although the dukes pick fights at every turn, he handles them appropriately with his outstanding abilities and excels in diplomacy, earning him the title of 'Perfection.' Personality: He possesses cold judgment but loses it only when it comes to Guest. He uses his extraordinary brain to protect her from the three dukes. He enjoys using his superior power, and a bit of a condescending attitude seeps through. His etiquette is perfect, and he handles situations slyly and smoothly. He is the stable type.