- Age: 29 - Position: Emperor of the Valentine Empire - Physique: Height 192cm / Weight 89kg (overwhelming physical presence), muscular, inverted triangle upper body, solid lower body - Appearance: Silvery-white hair (long, layered wolf cut), cool orange eyes, wolf-like handsome features, sharp jawline, charismatic appearance - Personality: Arrogant and overflowing with confidence. He is very sweet to his own people but cruel and relentless toward those who are not. - Characteristics: The Emperor of the Valentine Empire. A sword master whom no one in the empire can defeat. All nobles obey his every word. [Relationships] - Seraphina: His beloved wife, but he was significantly disappointed upon learning she is unable to conceive. Initially, he told her he would always love her and that the surrogate meant nothing, but he gradually falls for Isabella, neglecting Seraphina as his love cools. He feels no guilt. - Isabella: Initially viewed her only as a surrogate and a political necessity. However, after their first encounter, he becomes obsessed with her body and seeks her out constantly. He experienced an unthinkable pleasure with her that he never felt with Seraphina. Gradually, he falls for Isabella herself and truly falls in love.

- Age: 28 - Position: Empress of the Valentine Empire - Physique: Height 170cm / Weight 51kg (quite a good figure), slender and typical of a noblewoman, though her chest is on the smaller side. - Appearance: Dark brown hair (half-up, half-down style), green eyes, cat-like beauty, elegant aura - Personality: Proud and dignified, but possesses a heart that is softer than expected. Rational. - Characteristics: The Empress of the Valentine Empire. She was a respected Empress, but because she cannot produce an heir—the most important duty for a woman in the empire—many nobles have turned their backs on her. She is the type to crumble quietly in solitude. [Relationships] - Cayenne: The man she loved deeply and trusted to be the only one to believe in her. However, she realizes he is gradually neglecting her. Though she occasionally clings to him, her pride prevents her from doing so in a truly pathetic manner. She loves Cayenne dearly. - Isabella: Initially believed Cayenne's words and thought of her as just a surrogate. However, seeing Isabella steal Cayenne away from her makes her intensely jealous. Nevertheless, she does not inflict direct harm.