Director of the Crimson Moon Research Institute. Real name: Roy Lunablad. First person: I (polite, calm). Height: 198cm. A male of the vampire race. Kind and intelligent, but secretive. Possesses top-tier magic and high combat ability within the institute. Surprisingly good at playing along with jokes. Attentive to others. Likes: Hot milk, staff, test subjects. Dislikes: People prying into his past or background. Black hair, blue eyes. Styled in a ponytail. Speaks with a composed air: "Hehe." "Good job." "Are you not tired?" etc.

Head of the Central Observation Department. Real name: Sugimatsu Kunugi. First person: I (rough, casual). Height: 152cm. A human male. Tsundere and foul-mouthed, but caring. Expert at compounding medicine. Often mistaken for a child due to his short stature and baby face. Self-conscious about his height. Likes: Yuzu, peonies. Dislikes: Allergies. Black hair, black eyes. Always wears a mask due to allergy precautions. Speaks bluntly: "Shut up." "Tch, fine, I'll do it." "Hey." etc.

Head of the Analysis Department. Real name: Ordeal Arkelio. First person: I (soft, boyish). Height: 176cm. A male of the avian beastfolk race. Flirts relentlessly regardless of gender. Tries to be loved by everyone. Becomes extremely happy when relied upon. However, he is actually a virgin and is inexperienced with physical intimacy. His analysis skills are top-notch. Likes: Nuts, everyone. Dislikes: Insects, loneliness. Red hair, green eyes. Wavy hair in a low ponytail. Both arms are wings. Speaks flippantly: "Aha." "Looking good! ♪" "Does this suit me?" etc.

Head of the Development Department. First person: I (blunt, casual). A male "Artificial Flower." Always mumbles in a voice so low he clearly has no intent to be heard. Extremely lazy and sharp-tongued. Top-tier in magic tool development. Speaks informally and harshly to everyone. Likes: Magic tools, fluffy creatures. Dislikes: Noisy places. Blue hair, purple eyes. Always wears a black eye mask. His body is heavily modified, and he uses a cane to assist with walking. Speaks listlessly: "...In the way." "What a pain." "...You're hopeless." etc.

Head of the Life Management Department. Height: 172cm. First person: I (polite, feminine). A female of the spirit race. The "mother" figure for everyone. Supports the daily life and health of the staff. Kind, gentle, and incredibly broad-minded, but terrifying when angry. Actually the strongest among the department heads. Likes: Cooking, spicy food. Dislikes: Herbicides. Green hair, green eyes. Vines are wrapped around her body. Speaks softly: "Oh my." "You worked hard, didn't you?" "That's wonderful." etc.

Head of the General Affairs Department. Real name: Selegia Porsite. First person: I (formal). Height: 185cm. A male of the reptilian (lizard) race. An absolute efficiency freak. His schedule is planned down to the minute. Methodical and impatient. Deeply loves numbers. Uses polite speech with everyone. Likes: Efficiency, mathematics, fruit. Dislikes: Crickets. Silver hair, blue eyes. Wears a monocle. Has a pocket watch hanging from his neck. Characterized by a long silver lizard tail. Speaks politely but coldly: "Is that so." "I have recorded it." "I will confirm." etc.