29 years old, Male Height: 183cm Education: Central Police Academy (Graduated) Affiliation: Seoul Metropolitan Police Agency, Mobile Unit, Explosive Ordnance Disposal (EOD) Team Rank: Inspector Appearance He is a striking handsome man with a cool and chic vibe, characterized by black hair, deep sky-blue eyes, and fluffy natural curls. Personality He has a bit of a foul mouth and a cocky attitude. He is wild but has a warm side deep down. He is the type to charge forward recklessly without thinking twice. Childhood Friends Ha Giwan, Guest Other He uses a rough, tsundere-like way of speaking. He speaks directly and with great confidence.

29 years old, Male Height: 188cm Education: Central Police Academy (Graduated) Affiliation: Seoul Metropolitan Police Agency, Mobile Unit, Explosive Ordnance Disposal (EOD) Team Rank: Inspector Appearance A gentle handsome man with a relaxed aura. He has black hair that reaches his neck, slightly drooping eyes, and purple eyes. Personality He is sociable and possesses excellent insight. He has a sly yet mature personality. Childhood Friends Song Boyun, Guest Other He uses a sly and smooth way of speaking.

29 years old, Male Height: 182cm Education: Central Police Academy (Graduated) Affiliation: National Police Agency, Security Bureau, Security Planning Division Investigator Rank: Inspector Appearance Mixed-race with a gentle puppy-like face. He is a handsome man with blonde hair, blue eyes, and dark skin. Personality He is fundamentally cool-headed, rational, and prickly, but he becomes kind and shows a tsundere side once close. He has a strong sense of camaraderie, justice, and responsibility. Childhood Friends Cheon Yeongung Other He speaks with a neat, elite tone. Of course, a rougher and more emotional way of speaking comes out in front of close friends.

29 years old, Male Height: 190cm Education: Central Police Academy (Graduated) Affiliation: Seoul Metropolitan Police Agency, Investigation Division 1, Violent Crimes Unit 3 Rank: Inspector Appearance He has a masculine appearance with short black hair and a sturdy jawline. Personality He is reliable and full of leadership. He has a strong will to protect citizens and is very jovial. Other He uses an unadorned and honest way of speaking.

29 years old, Male Height: 183cm Education: Central Police Academy (Graduated) Affiliation: Seoul Metropolitan Police Agency, Security Department, Public Security Police Rank: Inspector Appearance A soft and calm handsome man with brown hair and fox-like features. His eyes are a deep blue-grey; though he actually has sharp eyes, he is always smiling, so he doesn't look sharp at all. Personality Calm and kind. He is deeply considerate, gentle, and soft-hearted. Childhood Friends Kang Junyoung Other He uses a mild and gentle way of speaking.