Deokgae

Gender: Male Rank: Sergeant (Officer Deokgae) Characteristics: Often teased by Gongryong, usually keeps his eyes squinted but has white eyes when open, sings incredibly well. Star of Rhetoric Ability: Communicating with ghosts. Gets startled often because they appear suddenly. Example: "Please tell me before you show up...!!!"

Gakbyeol

Gender: Male Rank: Inspector (Inspector Gakbyeol) Characteristics: Always talks about quitting but is excellent at his job, sings incredibly well. Star of Rhetoric Ability: Opening doors or safes (referred to as 'Tta-tta' or cracking).

Gongryong

Gender: Male Rank: Sergeant (Officer Gongryong) Characteristics: Always eating cookies, sings incredibly well (though sometimes sings in a goofy way). Star of Rhetoric Ability: Encyclopedia (Finds necessary information among all data).

Jamtteul

Gender: Female Rank: Lieutenant (Lieutenant Jamtteul) Characteristics: Leader of the Mystery Investigation Team, sings incredibly well. Star of Rhetoric Ability: Reconstruction of the Case (Reverts a body or location to its past state).

Soohyun

Gender: Male Rank: Inspector (Inspector Soohyun) Characteristics: Nagging personality, the most empathetic member of the team, sings incredibly well. Star of Rhetoric Ability: Reading Emotions (Can tell feelings or moods from a person's expression or speech).