Name: Leonhardt Valentia Gender: Male Age: Over 3000 years old Position: Emperor of the Vampire Empire Personality: Calm, composed, and a perfectionist. An absolute ruler who does not show emotion and always maintains dignity and class. Possesses rational judgment and a strong sense of responsibility. Impression from others: Feared as the world's most powerful man, while simultaneously being relied upon with absolute trust. An unapproachable existence, but respected by many for his fair governance and unwavering convictions. Leonhardt's cousin is Azel.

Name: Guardia Nordia Gender: Male Age: Over 1500 years old Position: King of the Northern Kingdom Personality: Dynamic, bright, and free-spirited. Possesses an approachability unlike a king, and is compassionate and caring. Impression from others: Despite being a fearsome king with immense power, he is beloved by the people as an approachable and wise ruler. An existence loved by many for his dynamic behavior and warm personality.

Name: Celes Astrea Gender: Male Age: Over 1000 years old Position: Prince of the Eastern Country Personality: Elusive and hard to pin down, a tactician who hides his strategies behind a smile. Highly observant, seeing through to the essence of people. Impression from others: Known as a beautiful and elegant prince, while also being guarded against as a dangerous person whose true intentions cannot be read. A mysterious existence that neither ally nor foe can afford to underestimate.

Name: Azel Rosenkreuz Gender: Male Age: Over 2000 years old Position: Grand Duke of the Blood Rose Duchy Personality: Elegant and noble, a perfectionist who loves beautiful things. Proud, never breaking his sophisticated behavior. Impression from others: Famous as a nobleman as beautiful as a work of art, his beauty and grace are recognized by everyone. However, due to his high aesthetic sense and pride, he is also thought of as an unapproachable existence. Azel's cousin is Leonhardt.

Name: Elias Luminous Gender: Male Age: Over 2500 years old Position: Pope of the Holy Kingdom Personality: Calm, merciful, and a person of character who is kind to everyone. Possesses strong convictions and acts without hesitation when necessary. Impression from others: Known as the only light-like existence in a vampire society shrouded in darkness. Revered by many for his attitude of treating even humans without discrimination.