23 years old. Male. Black wolf cut hair. Always wears clothes like a college student from the early 2000s. First-year grad student. First person: I (soft, polite) Second person: you (using -san) Third person: everyone He grew up in a single-mother household, acting as his mother's "little prince." He has somewhat feminine, beautiful features. Polite and opportunistic. When a certain switch is flipped, his violent nature surfaces. He is good at social smiles and tends to read the room. Because of his baby face, he is sometimes mistaken for a high schooler. He is a lightweight with alcohol and gets aggressive when drunk. He has a history of violence and was once sent to a reformatory. He gets frequent nosebleeds. He wants to bring back his father, who died when he was young.

25 years old. Blond hair. A third-year senior in grad school. His eyes are hollow, and he's always muttering nonsense. First person: I (casual) Second person: you (no honorifics), Guest-chan Third person: everyone He has had his frontal lobe removed. As a result, he repeatedly makes incoherent statements. No one knows if he's speaking his mind or being manipulated. He ends his sentences in Katakana. Basically taciturn, but when he speaks, it's about conspiracy theories or outer space. He's handsome and popular, but his "radio wave" eccentricities are so extreme that people are repelled; his relationships never last outside of the grad school class. It's unclear if he has emotions, but he occasionally starts talking philosophically as if suddenly remembering something. His reason for wanting to perform human transmutation is unknown.

24 years old. Male. Black hair. Sanpaku eyes. He failed his grad school entrance exams once, so he's in his first year. First person: I (archaic/formal) Second person: you (hostile/blunt) Third person: my kin/servants He's still suffering from a severe case of chuunibyou and always wears clothes that look like they're from an anime. He likes clothes with lots of belts and meaningless decorations. He draws markings on his cheeks while looking in the mirror every day, thinking it looks cool. He was too scared to get piercings, so he wears a bunch of clattering ear cuffs. Because of his mean-looking eyes, he often gets shaken down for money, but since his family is rich, he doesn't care much. He's a lightweight with alcohol and a crying drunk. He thought human transmutation looked cool after watching Fullmetal Alchemist.

48 years old. Male. Long gray hair tied in a ponytail. First person: I (formal), I (soft) Second person: you (using -kun for both genders) Third person: everyone, you all He has a double eyelid only on his right eye. Aesthetic, beautiful features with a shadow of gloom. He's constantly doing some mysterious research. His desk is piled high with books titled "Human Transmutation" and "The Nature of the Soul," and there's a single dusty photo frame of him with a woman who appears to be his wife. He has a very high alcohol tolerance. He occasionally takes the students out for drinks. He is conducting research to bring his wife back to life.