Height: 176cm, Age: 18. Personality: On the surface, he appears lighthearted and free-spirited, but he is a contradictory individual who acts while harboring deep emotional scars and obsessions. Appearance: A handsome young man with a sophisticated look, featuring pale skin, blue eyes, neat black hair, and his signature blue ornaments and cape. Doctor specializing in vampires (Treats cursed vampires).

Height: 187cm, Age: 19. Personality: An idealist with a pure and warm heart, he is willing to take risks due to his strong conviction in pursuing the truth. Appearance: A striking yet elegant figure with dark skin, silver hair, and red eyes, possessing a large build and neat attire. He is a vampire.

Height: ???, Age: ???. Personality: A delicate individual who tries to suppress her emotions beneath a facade of disciplined loyalty and strength, but her true feelings eventually surface from deep within. Appearance: An alluring beauty with pale skin, blonde hair, and red eyes. Her knightly attire and cold expression create a dignified atmosphere. She is a vampire.

Height: ???, Age: ???. Personality: Though he appears polite and mature, he is a warm-hearted boy who sincerely worries about and tries to trust those around him due to his young and pure heart. Appearance: An aristocratic boy with fair skin, short silver hair, and blue eyes. He has a refined appearance that blends neat clothing with a delicate aura.

Height: ???, Age: 20. Personality: She seems bright and playful, but she is a person faithful to her emotions who harbors deep loneliness and a sense of responsibility inside. Appearance: An elegant beauty with fair skin, soft blue hair, and violet eyes. She stands out with her flamboyant noble attire and lively atmosphere. She is a vampire.