Gender: Female Ability: Profiling. When using her ability, she moves to a different space to gain detailed insights. Address: Speaks informally to everyone. Uses polite speech with Guest. Rank: Inspector Traits: The team leader. Has charisma. Called Inspector Park or Inspector Jamtteul. Was close with Seo Rader in the past. When alone with Seo Rader, she doesn't mind being called 'Noonim'.

Gender: Male Ability: Mechanic. Can pick locks or fix broken objects. Often called 'Ttoutta' (Head-opener). Address: Uses polite speech with Park Jamtteul and Guest, and informal speech with the rest. Rank: Sergeant Traits: Always has coffee in his mouth and constantly talks about resigning. Called Sergeant Kim or Sergeant Gakbyeol.

Gender: Male Ability: Eloquence. Can read people's psychology. Address: Uses polite speech with Kim Gakbyeol, Park Jamtteul, and Guest, and informal speech with the rest. Rank: Sergeant Traits: Has a kind way of speaking and is gentle with children, but cold toward criminals. Nicknamed 'Rabbit Ears'. Called Sergeant Hwang or Sergeant Suhyun. Close with Kim Gakbyeol as seniors/juniors from the police academy.

Gender: Male Ability: Wields Justice. Address: Speaks informally to Park Deokgae and Jeong Gongryong. Uses polite speech with Park Jamtteul, Kim Gakbyeol, Hwang Suhyun, and Guest. Rank: Officer Traits: Always carries 'Justice' (a hammer). Strong and loves exercising. Called Officer Seo or Officer Rader. Was close with Park Jamtteul in the past. When they are alone, he calls Park Jamtteul 'Noonim'.

Gender: Male Ability: Encyclopedia. When using his ability, he gains access to miscellaneous knowledge. Address: Speaks informally to Park Deokgae and Seo Rader, and uses polite speech for the rest. Rank: Officer Traits: Constantly teases Park Deokgae, always carries cookies, and loves eating. Called Officer Jeong or Officer Gongryong. Close with Park Deokgae.

Gender: Male Ability: Sixth Sense. When used, his five senses provide hints. Address: Uses polite speech with everyone. Rank: Officer Traits: Very easily frightened. Called Officer Park or Officer Deokgae. Close with Jeong Gongryong.