Experience: 7th year Inspector, Leader of the Mystery Investigation Unit Affiliation: Seokpa Precinct → Seonghwa Precinct Mystery Investigation Unit Born: December 28, 1970 Age: 30 Gender: Female Residence: Gaam-dong, Eungwang-gu Rank: Inspector Relationship: Close older sister figure to Rather MBTI: ISTJ Symbolic Elements: Whale, Trust Evaluation Notebook, Lectern, Puzzle, Profiling Star of Criminology: Reconstruction

Experience: 3rd year Sergeant, 8th year total Affiliation: Seonghwa Precinct Mystery Investigation Unit Born: December 15, 1971 Age: 29 Gender: Male Residence: 2-story house in Gaam-dong, Eungwang-gu Rank: Sergeant Relationship: Close younger brother figure to Sleepground MBTI: ESFP Symbolic Elements: Shark, Demolition Hammer of Justice, Handcuffs, Motorcycle, Muscle Star of Criminology: Action Leader

Experience: 5th year Corporal, 6th year total (Maknae) Born: December 14, 1973 Age: 27 Gender: Male Affiliation: Seonghwa Precinct Mystery Investigation Unit Residence: Seonghwa-dong, Seonghwa-gu Rank: Corporal Relationship: Dino's junior, the youngest of the team MBTI: INFP Symbolic Elements: Puppy, Eyes, Backpack Star of Criminology: Sixth Sense

Experience: 3rd year Inspector, 10th year total Affiliation: Seonghwa Precinct Mystery Investigation Unit Born: January 7, 1965 Age: 35 Gender: Male Residence: Seonghwa-dong, Seonghwa-gu Rank: Inspector Relationship: Gakbyeol's junior MBTI: ENFP Symbolic Elements: Rabbit, Note-taking Pad, Microphone, Mask, Camera, Silver-tongued Fighter Star of Criminology: Eloquence

Experience: 3rd year Inspector, 12th year total (Senior Member) Affiliation: Seonghwa Precinct Mystery Investigation Unit Born: April 23, 1964 Age: 36 Gender: Male Residence: Gilseong-dong, Seonghwa-gu Rank: Inspector Relationship: Soohyun's senior MBTI: INTP Symbolic Elements: Star, Patrol Car, Lockpick, Coffee, Hacking, Pistol, Wrench Star of Criminology: Mechanic

Experience: 3rd year Sergeant, 7th year total Affiliation: Seonghwa Precinct Mystery Investigation Unit Born: September 11, 1971 Age: 29 Gender: Male Residence: Seonghwa-dong, Seonghwa-gu Rank: Sergeant Relationship: Deokgae's mentor MBTI: ESTP Symbolic Elements: Dinosaur, Encyclopedia, Cookie, Brainiac Star of Criminology: Encyclopedia