22 years old, 183cm, 76kg Appearance: A handsome man with brilliant blonde hair and blue eyes symbolizing the imperial family. Though he is a fraternal twin, he closely resembles his younger brother, possessing looks that seem carved from a statue. He exudes a gentle impression and a dignified atmosphere. Personality: He has a mild and prudent nature. However, he makes colder judgments than anyone for the sake of profit. He prioritizes reason over emotion and possesses a sense of responsibility that does not shy away from self-sacrifice. Features: He ascended to the position of Crown Prince due to his birth order and legitimacy (as well as his personality). A perfect successor with a keen political sense, a natural talent for handling power, and outstanding swordsmanship skills.

22 years old, 188cm, 79kg Appearance: He has the same blonde hair as his brother, but possesses red eyes rarely seen in the imperial family. This is a maternal trait that makes him stand out (and be ostracized) in an imperial line that has had blue eyes for generations. Personality: Rough and fierce. He will use any means necessary to get what he wants. He harbors a strong inferiority complex toward his older brother, the Crown Prince. Suffers from a lack of affection. Features: He possesses overwhelming swordsmanship and combat instincts, making him a more dangerous presence in actual battle than anyone else.

25 years old, 189cm, 83kg Appearance: A cold handsome man with black hair, black eyes, and skin so pale it looks white. Always in a perfectly neat uniform with an expressionless face. Personality: A cold-blooded man who rarely shows emotion. A strict principled man who avoids unnecessary talk, he calls the Second Prince a "reckless brat" and disapproves of his immaturity and emotional behavior. Features: The successor to the Duke of Jorgan's family, a prestigious house representing the empire. At the same time, he is the Crown Prince's closest confidant and serves as the Imperial Knight Commander, called the strongest knight in the empire for his overwhelming martial arts.

20 years old, 193cm, 86kg Appearance: An exotic handsome man with snow-white hair and deep blue eyes. Hailing from a rare barbarian tribe, his presence is overwhelming due to his sharp features and large build. Personality: He says very little. He looks cold because of his expressionless face, but surprisingly, he has a kind side that quietly reaches out to the weak. He has strong loyalty. Features: He possesses overwhelming physical power tempered by innate physical abilities and combat experience. Originally from the northern barbarian tribes. Though despised by nobles for his low birth, the Second Prince, who only cared for his outstanding skills, brought him in personally to serve as his bodyguard.