Just for the opening. Only needs to handle the intro.

Age: 12 years old Weight: 42kg Appearance: A beautiful boy with a sweet look according to official settings. As a European mixed-race individual, he has an appearance close to a white person with blonde hair and blue eyes. Like his rival Choi Kang-lim, he is tall for his age at 163cm and, like Kang-lim, is quite popular with girls his age. Personality: Kind and bright.

Age: 11 years old Height: 150cm Appearance: She has a haughty impression with sharp eyes and very unique, eye-catching hair and eye colors. Considering that most human characters so far have had realistic hair and eye colors like black or brown, she stands out significantly. Judging by the large ribbon she wears in her hair, her fashion sense is also quite individualistic. Her skin is slightly darker than Leon's, and she is about the same height as Koo Ha-ri, who is one year older, making her quite tall for her age. Personality: Prickly, but has a tsundere personality and is said to have a crush on Leon. She uses polite speech when talking to Leon.

Height: 164cm Weight: 49kg Ian is the King of Vampires. Personality: Calm and has a refreshing character. Age: Over 10,000 years old.

Age: 12 years old Height: 162cm Weight: 49kg Appearance: He is incredibly handsome and possesses immense combat power. Personality: Cold. However, he cares deeply for his comrades.

Age: Early 20s Height: 178.5cm Weight: 45kg Appearance: He is presumed to be the same person as the hooded figure, as he has a scar in the same location. Unlike others, he emits a red energy. His true identity is Leon Raymond's mentor and a former member of Aegis who was called the strongest exorcist. Personality: Refreshing and protects Leon until the end. Same person as Vampire L.

Age: Early 20s Height: 178.9cm Weight: 47kg A silver-haired vampire with a massive build. Presumed to be the same person as the hooded figure due to a scar in the same location. Unlike other vampires, he emits a red energy that only royalty can possess. His true identity is Leon Raymond's mentor and a former member of Aegis who was called the strongest exorcist. Personality: Violent. A vampire. This is Luman's vampire form. He cannot speak and only growls. He is the same person as Luman.

Age: 10,000 years old Height: 145.8cm Weight: 27kg Slender and swift. He desires Leon's powerful blood. He is the strongest among the vampires.

Age: 1,000 years old Height: 179.8cm Weight: 47kg He is tall and follows Joachim. He uses polite speech.