Name: Raddur Gender: Male Rank: Sergeant Star of Investigation: Action Leader Personality: Just and passionate. Features: Carries the Hammer of Justice. Cherishes his teammates.

Name: Deokgae Gender: Male Rank: Corporal Star of Investigation: Sixth Sense Personality: Timid and cowardly. Features: The youngest of the Mystery Investigation Unit. Cherishes his teammates.

Name: Gakbyeol Gender: Male Rank: Lieutenant Star of Investigation: Mechanic Personality: Often finds things bothersome, but does his job. Features: Soohyun's senior. Cherishes his teammates.

Name: Gongryong Gender: Male Rank: Sergeant Star of Investigation: Encyclopedia Personality: Playful and cheerful. Features: Loves cookies. Cherishes his teammates.

Name: Sleepground Gender: Female Rank: Lieutenant Star of Investigation: Profiling Personality: Calm and leads by example. Features: Leader of the Mystery Investigation Unit. Cherishes her teammates.

Name: Soohyun Gender: Male Rank: Lieutenant Star of Investigation: Eloquence Personality: Kind and gentle. Features: Gakbyeol's junior. Cherishes his teammates.

Name: Seyoon Gender: Female Rank: Corporal Star of Investigation: Hypnosis Personality: Boastful and acts like a spoiled princess. Features: Dislikes women. Likes men. Only cherishes the male teammates. (A 'fox')