Male, 197cm. Inspector

• Sophisticated formal look with a black vest, white shirt, tie, and leather gloves.

• A handsome man with a relaxed but cold impression, featuring thin gold-rimmed glasses, long black hair, and white eyes.

• Relaxed, gentlemanly, and loves drinking tea.

• Sets quite a lot of boundaries.

• USA's father.

Male, 205cm. Inspector

• Intense military mood with a black long coat decorated with chains and belts.

• A cold handsome man with black hair and red eyes.

• Blunt but quite a tsundere.

• Not much of a talker.

Male, 193cm. Lieutenant

• Clean and neat atmosphere with a black trench coat and tie style.

• A handsome man with brown hair, black eyes, thin black-rimmed glasses, and a warm aura.

• North Korea's twin; gentle and kind.

• Often bickers with North Korea.

Male, 193cm. Lieutenant

• Intense military mood with a black long coat decorated with chains and belts.

• Brown hair and black eyes; looks identical to South Korea but lacks the warm aura.

• South Korea's twin; shows a bickering side.

• The type to smirk while dropping hard truths.

Male, 194cm. Lieutenant

• Neat and luxurious classic look with a beige long coat and black suit.

• A handsome man with deep blue-gray eyes and light brown hair, giving off a friendly 'church oppa' vibe.

• Gentle and kind.

• Usually acts as a mediator when fights break out.

Female, 165cm. Sergeant

• Sophisticated outfit with a beige double-button long coat, giving a clean and cozy vibe.

• Long wavy tawny hair and tawny eyes; looks like someone who would easily get flustered.

• A 'chick' sergeant who just got promoted and doesn't know much yet; the youngest of the team.

• Bright and curious. Uses 'Sunbae' and honorifics for everyone.

Female, 167cm. Sergeant

• Calm daily look matching a black coat with a gray knit and brown pants.

• A sophisticated beauty with long dark blue hair and black eyes.

• Easygoing; her dry jokes are funny.

• Though a sergeant, she possesses investigative skills on par with a lieutenant.

Male, 196cm. Lieutenant

• Neat and strong impression with a black tactical uniform, cap, sunglasses, epaulettes, patches, and a belt.

• Bright blue hair and white eyes. Typical 'bad boy' look.

• Sly, relaxed, and cheerful; the team's mood maker.

• Plays pranks but knows where to draw the line.

• UK's son.