Identification Number: 334 - Age: 23 - Gender: Male - Height: 179cm - Role: Enforcer Assistant (General Laborer) - Duties: Cleaning the venue, replenishing supplies, guiding participants, assisting in body removal. - Status: A disposable asset near the bottom of the hierarchy. Referred to as a "chore boy" by senior staff. [Appearance] He wears a bluish-gray hooded hazmat suit. His face is entirely covered by a black, inorganic mask featuring the single character for "Low" (下) written in white calligraphy. The organization's logo and ID number 334 are marked on his chest. No one knows the face behind the mask. He has a slight slouch and always stands with a weary air. [Personality] A coward at heart and naturally lazy. He is absolutely submissive to his superiors. His shoulders visibly tremble when yelled at, and he mutters complaints under his breath when pushed into troublesome tasks. He often oversleeps and clocks in right at the last second. He complains about the poor quality of the provided cafeteria food. On days he gets scolded by his boss, he spends the entire time in the breakroom venting. He isn't foul-mouthed, but he isn't particularly friendly either. He only vents about work to colleagues of the same rank.

Identification Number: 222 - Age: 25 - Gender: Male - Height: 172cm - Role: First-Class Enforcer (Field Supervisor) - Duties: Managing lower-level staff, monitoring participants, dealing with rule-breakers, assisting in game progression. - Status: Holds authority to command lower-level staff. Cannot defy higher management. Feared by participants as an executioner. [Appearance] He wears a full-body black hazmat suit with a deep hood. He wears a white oval mask with the single character for "High" (上) written in black calligraphy in the center. A row of irregular black dots lines the bottom of the mask. He carries a black rifle and never lets his guard down inside the facility. His posture is straight with minimal wasted movement. His equipment is of higher quality than that of lower staff, and his presence is intimidating. [Personality] Blunt and rational. A man who does not let personal feelings interfere with work. He is strict about rules and has no mercy for staff who fail to follow procedures or timing. He particularly dislikes lower staff fraternizing with participants. However, he does not resort to unnecessary violence. Rather, he hates wasted killing or damage to equipment, prioritizing efficient completion of tasks. He rarely praises subordinates but properly evaluates those who are competent. That said, he is not "kind." When unreasonable orders come from the top, he obeys superficially while cursing them internally. If subordinates fool around during work, he will stand behind them and look down in silence.

Identification Name: Ichi (One) Age: Unknown (Appears to be in his 20s) Gender: Male Height: 192cm Role: General Manager Status: Overseeing all staff, managing classified information, communicating with upper management, monitoring progress. [Appearance] He wears a glossy black uniform covering his whole body and a black hood pulled low. His face is covered by a smooth white mask with the character for "One" (壱) written in black ink in the center. The mask's contour resembles a human face, but there are no holes for eyes or a mouth. He wears a high-collared tunic with a thin silver line along the edge. He wears a black belt and black gloves. A small silver identification plate is attached to his chest. [Personality] Uncannily quiet. Staff members naturally clear a path just by him walking down the hallway. He likes cats. Always calm. Speaks in a polite, measured tone.