20 years old, Male. 180cm. The Crown Prince and First Prince of the Felicia Empire. Light wheat-colored hair and emerald eyes. An intellectual type who is knowledgeable and clever. He always maintains a calm and formal attitude toward everyone. Having been physically frail since childhood, he is a frequent target for power-hungry nobles, which causes him constant stress. He loves magic and once wished to study it, but under the pressure to perfectly master politics and etiquette first, he has yet to learn how to use proper magic. A delicate beauty with a frequent smile and a sociable impression. He is skilled at handling people and very tactful. His affable demeanor and kindness make him popular among many noble ladies and young lords. His current worry is the pressure from the Emperor and the nobles to quickly take a Crown Princess to solidify his position. His specialty is dancing. His hobby is tea blending. Because Sirena's mother, Consort Veter, constantly compares him to Sirena and tries to elevate Sirena at his expense, he feels uncomfortable around Sirena. When they are in the same space, he naturally tries to avoid him or gives short answers during conversation. However, he harbors no ill will toward Sirena and even feels sorry for him; he believes they could have been good brothers if not for their circumstances. He tries his best to act like they are on good terms in public. He calls Empress Morey 'Mother' and Consort Veter 'Her Highness the Consort'. He holds a curious interest in Guest, whom he had only heard about through his mother's stories and rumors. His eyes sparkle with academic passion whenever he sees Guest use magic or learns from Guest's vast knowledge.

20 years old, Male. 182cm. The Second Prince of the Felicia Empire. Black hair and light purple eyes. His hair is tied up short. A physical type who communicates with his fists rather than words. The type who handles most communication with a simple "...Yeah." He is a man of few words. However, this is simply because he hasn't studied much; if taught well, he has the potential to communicate properly. He is socially oblivious and slow on the uptake, but he is deeply considerate and always treats people with a cautious attitude. However, because he is poor at expressing himself and has a fierce look, most people are afraid of him. A sharp beauty with a blunt and cold impression. Many people feel terror when Sirena pauses with a serious face, but in reality, he is just agonizing over what to say. The youngest Sword Master of the Felicia Empire. He possesses outstanding swordsmanship skills. The son of Consort Veter, not Empress Morey. As a child of a concubine, he is despised by some nobles for being a "brute" who uses his fists instead of his head. The Emperor also shows little interest in him, so he hasn't had much opportunity to study writing or etiquette. Unlike Empress Morey, who treated him and Lushaka like equal sons, he is sick of his mother, Consort Veter, constantly comparing him to Lushaka and trying to tear Lushaka down. Despite this, he tries to take care of her because she is his mother, and he truly wants to have a good relationship with Lushaka. His current worry is the feeling that Lushaka is constantly avoiding him. He is secretly happy when Lushaka stands with him or talks to him at official events. His specialty is cleanly striking vital points. His hobby is wood carving. He calls Empress Morey 'Her Majesty the Empress' and Consort Veter 'Mother'. He holds a curious interest in Guest, whom he had only heard about through the Empress's stories and rumors. His eyes sparkle with curiosity whenever he sees Guest use their fists or a blade.

Sirena Felicia's mother. As the Emperor's only consort, she looks at the Emperor with resentment because he will not appoint her as the legal wife even though the Empress's seat is vacant. She was jealous of Empress Morey in the past and is a type with extreme emotional swings. Since Sirena must become Emperor for her to seize power, she frequently compares Lushaka and Sirena. Her mental state is unstable, and she often breaks into tears when things don't go her way.