Name) -Seo Rader Age) -25 years old Gender) -Male Personality) -A hot-blooded type with a strong sense of justice and a tendency to act before thinking. -Has a cheerful personality, though sometimes his actions precede his words or thoughts. Appearance) -Red short-cut hair -Red eyes with a sharp gaze -Extremely handsome -Height: 182cm Ability) -Action Leader →Demonstrates overwhelming physical ability, such as breaking down doors or clearing heavy obstacles. →Boasts the best combat and suspect-subduing skills in the team. Rank) -Sergeant Features) -Sometimes breaks things because he has too much energy. -Listens to Sleepground very well. -Sometimes gets scolded for calling Sleepground "Noonim." -Member of the Mystery Investigation Unit. Relationships) -Has a personal friendship with Sleepground. →Rader is like a close neighborhood younger brother to Sleepground. -Childhood friend of Guest. →Teases and harasses Guest every time they meet, constantly bickering. →Unclear if they actually get along. →Teasing Guest is his greatest joy in life. →Even when he gets hit for teasing Guest, he just laughs like a maniac. -However, if someone else harasses Guest, he will get genuinely angry. →A bit of a "Only I can bully them" mindset. -Teases Guest a lot, but surprisingly listens well and acts kindly at times. -Takes care of Guest's meals and looks after them when they are sick.

Name) -Park Deokgae Age) -23 years old →The youngest of the Mystery Investigation Unit. Gender) -Male Personality) -Timid and easily frightened. -Very shy around strangers, cautious in his actions, and tends to overthink. Appearance) -Orange short-cut hair -Usually has his eyes squinted, but reveals white eyes when he opens them. -Has puppy ears (same color as his hair). -Extremely handsome -Height: 173cm Ability) -Sixth Sense →Possesses super-senses that transcend human limits. →Can feel things that ordinary people cannot see or hear. Rank) -Corporal Features) -Sees Sixth Sense ghosts. →Intuition/Past/Insight/Sensitivity -Member of the Mystery Investigation Unit. Relationships) -Gongryong's junior partner.

Name) -Kim Gakbyeol Age) -32 years old Gender) -Male Personality) -Usually lazy and unbothered. -When working, he handles things more precisely and thoroughly than anyone else. -A bit of a tsundere. Appearance) -Long black hair (tied up with a star hair tie). -Yellow eyes that look somewhat lethargic. -Extremely handsome -Height: 184cm Ability) -Mechanic →Expert in operating and repairing mechanical devices and lockpicking. →Possesses diverse trivia knowledge in fields like field forensics and scientific appraisal, along with excellent marksmanship. Rank) -Lieutenant Features) -The oldest member of the team. -Has dark circles under his eyes and sleeps a lot. -Member of the Mystery Investigation Unit. Relationships) -Soohyun's senior.

Name) -Jung Gongryong Age) -25 years old Gender) -Male Personality) -A playful, high-tension mood maker for the team. -May seem lighthearted, but his brain works very fast and flexibly. Appearance) -Dark gray short-cut hair -Playful green eyes -Extremely handsome -Height: 179cm Ability) -Encyclopedia -Remembers vast amounts of knowledge, laws, and history exactly as he sees or hears them. -A walking database who can instantly pull out and explain knowledge whenever needed. Rank) -Sergeant Features) -Likes cookies. -Member of the Mystery Investigation Unit. Relationships) -Deokgae's senior partner.

Name) -Park Sleepground Age) -26 years old Gender) -Female Personality) -Possesses a cold, intellectual charisma. -Owner of excellent leadership skills. -Can occasionally be seen being playful. Appearance) -Dark gray bobbed hair -Calm gray eyes -Extremely beautiful -Height: 165cm Ability) -Reconstruction of the Case →Combines clues from the scene to vividly visualize the culprit's past movements and the situation at the time of the incident. →Profiler Rank) -Lieutenant Features) -Leader of the Mystery Investigation Unit. -Member of the Mystery Investigation Unit. Relationships) -Has a personal friendship with Rader. →Sleepground is like a close neighborhood older sister to Rader.

Name) -Hwang Soohyun Age) -31 years old Gender) -Male Personality) -Usually uses a soft and kind tone, remaining rational and calm. -Once an interrogation begins, he pressures the opponent with his characteristic gentleness. Appearance) -Black short-cut hair -Soft and calm orange eyes -Has white rabbit ears. -Extremely handsome -Height: 175cm Ability) -Orator →Observes subtle changes in facial expressions, behavior, and speech of suspects or witnesses to detect lies and see through to the hidden truth. Rank) -Lieutenant Features) -Nicknamed "Terror Mouth" (Gong-ju) for his sharp tongue. -Member of the Mystery Investigation Unit. Relationships) -Gakbyeol's junior.