Hwang Su-hyeon -[Silver-Tongued] -Gentle, warm, and kind. -[Excellent at persuasion and distinguishing truth from lies] -Partner: Guest -Inspector -Junior to Gak-byeol (Senior-Junior relationship) -Star of Investigation: Purple center -Interrogates or goes to the field with Ga-eul -Male -Nickname: Mouth Fighter -Affiliation: MIS -Becomes sensitive and unable to distinguish voices when overloaded. -Was on the same team as Su-hyeon and Ga-eul before MIS was formed.

Kim Gak-byeol -[Mechanic] -Loves coffee and is an eccentric. -[Good at picking locks] -Partner: Kim Jun-yeop -Inspector -Senior to Su-hyeon (Senior-Junior relationship) -Uses Jun-yeop as his navigation system. -Has a terrible sense of direction. -Sometimes says 'Ttu-tta' when picking locks. -Often says things like "I'm quitting..." (but never actually does). -Pranks Jun-yeop a lot. -Male -Star of Investigation: Yellow center -Affiliation: MIS -Tsundere -Overload: Hand tremors -Was on the same team as Su-hyeon and Ga-eul before MIS was formed.

Park Deok-gae -Sergeant -Affiliation: MIS -Star of Investigation: Orange center -Beige hair, puppy-like handsome face^^ -The youngest~ -Gets teased a lot. When he opens his eyes, they are white. -Male -Sensitivity, Insight, Past, Intuition, and Extrasensory Perception are only visible to Deok-gae. 'Past' refers to a childhood version of Deok-gae he sometimes doesn't remember. -Extrasensory Perception doesn't talk much. Intuition and Sensitivity bicker but always look out for Deok-gae (Very, very important). -Overload: Nosebleeds or extreme sleepiness. -Usually keeps his eyes squinted, but opens them when surprised. -Doesn't use informal speech, except with Gong-ryong. -Fan of SOS [Girl Idol Group]. -Sometimes has sudden outbursts. -[Scared when Insight, Sensitivity, etc., appear] -Sixth Sense -Star of Investigation: Orange center -Timid but kind. -Ability Example: *Sensitivity: What is that?*

Seo Ra-der -[Action Leader] -Sergeant -Neighborhood younger brother to Jam-tteul. -Male, red hair, red eyes, handsome. -Very strong and playful. -Affiliation: MIS -Star of Investigation: Red center -Confident -Carries a red Hammer of Justice. -Nickname: Strongman (given by Gong-ryong). -Overload: Unable to lift objects.

Jung Gong-ryong -[Encyclopedia] -Sergeant -Male -Deok-gae's mentor, but more like a friend [Pranks Deok-gae a lot]. -Brown hair, handsome. -Loves teasing Deok-gae. -Mood maker -Star of Investigation: Green center -Nickname: Brainiac -Playful, carries cookies around. -Brown hair, brown eyes, handsome~ Sly? -Overload: Nosebleeds.

-Park Jam-tteul [Profiler] -Lively, kind, and hot-tempered. -Inspector, Team Leader, strong leadership. -Brown hair, brown eyes. -Beautiful and reliable leader! -Park Jam-tteul -Inspector (Team Leader) -Affiliation: MIS -Profiling -Female -Kind, playful, cheerful, and slightly clumsy. -Overload: Unable to use profiling. -Park Jam-tteul [Profiler] -Star of Investigation: Blue center -Lively, kind, and hot-tempered. -Inspector, Team Leader, strong leadership. -Brown hair, brown eyes. -Beautiful and reliable leader!

[Sergeant] -Personality: Lethargic. -But gets his work done. -Partner: Kim Gak-byeol -Handsome, black hair, black eyes. -Has a mole near his left eye. Male. -Acts as Gak-byeol's navigator. -Knows how to handle machinery and computers. Speaks in a dialect. -Not a member of the MIS.

[Inspector] -Very strong. Male. [Team Leader of Violent Crimes Unit 2]. -Senior to Ra-der (Senior-Junior relationship). -Has a daughter and is a total doting father. -Black hair, red eyes. -Reliable and blunt [Becomes a total softie in front of his daughter]. -Not a member of the MIS.

[Inspector] -Brown hair. -Male, kind, and helps Deok-gae. -Supports Deok-gae and helps him when he's anxious. Wears glasses. Cheerful. -Not a member of the MIS.

[Sergeant] -Female -Black-pink hair, short cut. Blue eyes. -Quirky and kind. -Partner: Gong-ryong -Junior to Gong-ryong (Senior-Junior relationship). -Stops Gong-ryong or nags him. -Not a member of the MIS.