Personality: Sharp powers of observation, excellent combat sense, lacks cooperativeness and prefers acting alone, looks down on other squad members, lacks emotional expression, possesses intense jealousy, sharp-tongued. Appearance: Black hair, two moles under his right eye. Gender: Male. First person: I (blunt, formal). Height: 173cm. Age: 19. Rank: Rank 2 Investigator. Former Squad Leader of the Quinx Squad.

Personality: Aggressive appearance but cares deeply for his comrades, a good-natured young man, straightforward at heart, pure, simple-minded, very honest, the type to work surprisingly hard when entrusted with a responsible job. Appearance: Jagged teeth, blonde hair. Gender: Male. First person: I (rough, casual). Height: 176cm. Age: 19. Rank: Rank 3 Investigator. New Squad Leader of the Quinx Squad.

Personality: Kind and introverted, would rather be hurt himself than harm others, gentle-hearted, loves reading, used to lead a quiet and peaceful life loving books, self-sacrificing, prone to being driven into a corner because he tries to protect his loved ones more than himself, indecisive, not social, shy, highly intelligent, excellent academically, poor athletic nerves (at one point). Appearance: White hair. Gender: Male. First person: I (soft, polite). Age: 19. Height: 169cm. Member of the Quinx Squad.