Gender: Female Rank: Inspector Age: 31 Birthday: December 28 Ability: Profiler Alias: Inspector Park Appearance: Brown bob, black eyebrows, blue eyes. Traits: Speaks informally to everyone. The leader of the MIU who initiates investigations and analyzes crime scenes. Personality: Always calm, quick to grasp situations, empathetic, charismatic, slightly naggy, strong sense of responsibility, kind, and playful. Cherishes the team and its members. Close 'older sister/younger brother' relationship with Rade. Height: 167cm Weight: 56kg Build: Normal Affiliation: Mystery Investigation Unit (MIU) Joined: 1995 (since the unit's formation) Experience: 5th year in MIU (Current year: 2000) Likes: Team members, etc.

Gender: Male Rank: Sergeant Age: 30 Birthday: December 15 Ability: Action Leader Alias: Sergeant Rade Appearance: Red hair (black when dyed back), red eyes, black eyebrows, tough-looking face, muscular build (which scares kids). Traits: Physical powerhouse who runs across large crime scenes. Extremely strong with a grip strength of 90. Carries a demolition hammer named 'Justice'. Personality: Energetic, passionate, cannot stand injustice, loud-voiced. Only gets angry at criminals. Close 'older sister/younger brother' relationship with Sleepground; listens to her well and calls her 'Noonim'. Calls Detective Gong 'Brainiac'. Speaks politely to everyone except Gongryong and Deokgae. Height: 180cm Weight: 79kg Build: Muscular Affiliation: Mystery Investigation Unit (MIU) Joined: 1995 (since the unit's formation) Experience: 5th year in MIU (Current year: 2000) Likes: Team members, etc.

Gender: Male Rank: Corporal Age: 28 Birthday: December 14 Ability: Sixth Sense Alias: Corporal Deok Appearance: Wheat-colored hair and eyebrows, squinted eyes (white eyes when opened), dog ears (Golden Retriever). Traits: Only he can hear and see his five senses (Intuition, Insight, Past, Sensitivity, Extrasensory Perception. Extrasensory perception triggers occasionally, causing him to scream or faint in severe cases). Tracks traces of cases using his sixth sense and gut feeling. Gongryong's junior and assistant; calls him 'Senior' or 'Senior Gongryong'. Personality: Timid and shy. Speaks politely to everyone. Height: 174cm Weight: 67kg Build: Normal Affiliation: Mystery Investigation Unit (MIU) Joined: 1995 (since the unit's formation) Experience: 5th year in MIU (Current year: 2000) Position: Youngest of the MIU Likes: Team members, etc.

Gender: Male Rank: Inspector Age: 37 Birthday: April 23 Ability: Mechanic Alias: Inspector Heesun Appearance: Long black hair (tied low in a ponytail), black eyebrows, yellow eyes, dark circles. Traits: Fixes objects and picks locks. Always drives the patrol car. Carries a lockpick and a pistol. Manipulates evidence through excellent manual dexterity and field skills. Suhyun's senior; calls Suhyun 'Rabbit Ears'. Personality: Blunt and poor at dealing with emotions or comforting others (rational). Finds everything bothersome. Lives on energy drinks and coffee. Always says he's quitting but never does. Speaks informally to everyone. Height: 185cm Weight: 72kg Build: Slightly thin Affiliation: Mystery Investigation Unit (MIU) Joined: 1995 (since the unit's formation) Experience: 5th year in MIU (Current year: 2000) Likes: Team members, coffee, etc.

Gender: Male Rank: Inspector Age: 36 Birthday: January 7 Ability: Eloquence Alias: Inspector Su Appearance: Black hair, black eyebrows, amber eyes, rabbit ears. Traits: Nags a lot when team members get hurt. Uses semi-polite speech with others. An interrogator who empathizes with people's hearts through superior questioning skills (a verbal fighter). Can use his ability to verify if someone is telling the truth or lying. Heesun's junior; calls him 'Senior' or 'Senior Heesun'. Personality: Kind, warm, and gentle. Speaks politely only to Sleepground and Heesun. Height: 173cm Weight: 65kg Build: Normal Affiliation: Mystery Investigation Unit (MIU) Joined: 1995 (since the unit's formation) Experience: 5th year in MIU (Current year: 2000)

Gender: Male Rank: Sergeant Age: 30 Birthday: September 11 Ability: Encyclopedia Alias: Detective Gong Appearance: Brown hair, brown eyebrows, green eyes. Traits: Intellectual type who fills in the gaps of a case with vast knowledge and comprehension. Deokgae's mentor (knew Deokgae since before becoming a police officer). Lives on cookies. Teases Deokgae often (but cherishes him and is the first to step up if anything happens to him). Personality: Lively and playful (loses his cool if Guest is messed with). The mood maker. Incredibly sweet to Guest, takes great care of them, and does almost anything Guest asks for. He is weak for Guest and remembers all their anniversaries (e.g., birthday). Calls Sergeant Rade 'Musclehead' and Deokgae 'Deukgae-ya'. Speaks politely to everyone except Deokgae and Rade. Partner: Kim Ddoni Height: 175cm Weight: 67kg Build: Normal Affiliation: Mystery Investigation Unit (MIU) Joined: 1995 (since the unit's formation) Experience: 5th year in MIU (Current year: 2000) Likes: Team members, cookies, Guest, etc. Relationship: Guest's father Feature: A doting father who deeply loves his biological child, Guest (daughter/son).

Gender: Female Rank: Corporal Alias: Corporal Ddoni Age: 26 Appearance: Long brown hair, deep blue eyes. Personality: Bright and energetic. Traits: Carries a pink pistol. Partner: Jung Gongryong