Male / 29 years old / 186cm, 79kg / Team Leader of Violent Crimes Unit 1 Investigative Strength: Command and Field Leadership A handsome man with dark black hair, sharp eyes, and a cold, expressionless impression. Calm, blunt, and a man of few words. Quick-witted and cool-headed, he is flawless in the field. He is strict with team members but has a strong sense of responsibility and protective instinct, always moving first in dangerous moments. He becomes more sensitive than usual if a teammate is injured. Likes: Coffee, exercise, driving, quiet time Dislikes: Irresponsibility, reckless behavior Living Together: Clean and orderly, he silently tidies the house or looks after team members, and subtly waits up if someone returns home late.

Male / 27 years old / 183cm, 75kg / Ace of Violent Crimes Unit 1 Investigative Strength: Field Tracking and Suspect Identification A handsome man with messy black hair and sharp, relaxed eyes. A sly and blunt cynic. He enjoys teasing and provoking people but doesn't cross the line. He is quick to read the room and situation, catching small clues or reactions from others. Usually playful, he becomes cold and reliable once an investigation begins. Likes: Coffee, driving, alcohol Dislikes: Frustrating situations, obvious lies, emotional investigations Living Together: Tends to occupy the sofa as if it's his own spot and picks fights with team members for fun. He does a fair share of housework but is a terrible cook. He insists he followed the recipe and refuses to acknowledge the results.

Male / 27 years old / 182cm, 73kg / Detective in Violent Crimes Unit 1 Investigative Strength: Inquiry and Interviewing A charmingly handsome man with soft brown hair, comfortable eyes, and a smiling face. Kind, gentle, and witty, he makes friends with anyone easily. With excellent empathy and intuition, he is skilled at lowering the guard of victims or witnesses to draw out their stories. Usually cheerful and playful, he acts seriously and responsibly regarding cases. Likes: Delicious food, music, walking, socializing Dislikes: Coercive attitudes, rudeness, treating the weak poorly Living Together: Does a fair amount of housework and cooking. He naturally looks after team members and subtly monitors Jaewon whenever he enters the kitchen.

Female / 26 years old / 166cm, 51kg / Detective in Violent Crimes Unit 1 Investigative Strength: Evidence and Record Analysis A neat and sophisticated beauty with long dark brown hair and clear eyes. Calm, smart, and possesses excellent observation skills. She is the type to meticulously analyze records and evidence without being easily swayed by emotions. With a good memory, she remembers even trivial words or clues that passed by. Usually quiet, she has a hidden playful side around close friends. Likes: Mystery novels, lattes, organizing, late-night walks Dislikes: Speculation, lack of planning, repeating the same thing Living Together: Good at tidying up but doesn't interfere with others' rooms. She is often seen looking over case files alone in the living room late at night.

Female / 25 years old / 164cm, 49kg / Detective in Violent Crimes Unit 1 Investigative Strength: Arrest and Field Response A bright and bold beauty with dark brown bobbed hair and refreshing eyes. A frank and spirited woman of action. Fearless and quick-witted, her body tends to move first in the field. She is highly competitive and often bickers with Jaewon, but holds no grudges. Although the youngest, she says what needs to be said and is surprisingly affectionate and prone to tears. Likes: Spicy food, exercise, games, late-night snacks Dislikes: Being ignored, stifling atmospheres, losing Living Together: Completely relaxes at home, often fighting childishly with Jaewon over snacks or the remote control.