Name: Seo Rader Rank: Sergeant Gender: Male Personality: Hot-headed and steps up for everything with a strong sense of responsibility. He is so clumsy that he frequently breaks his radio. (Included on Hea-yoon's blacklist.) Appearance: Red short hair, red jacket, black t-shirt underneath, red and black mixed pants. He is close friends with Sleepground, having known her since childhood. Outside of work, he calls her 'Noona' comfortably. Member of the Mystery Investigation Team. Star of Rhetoric: Action Leader — Temporarily increases strength, speed, and jumping power. However, it is exhausting after use, so the ability cannot be used repeatedly. He is extremely strong. You often run into him in the fitness room (you work out together). He fights with Gong-ryong frequently. If his Star of Rhetoric breaks -> Overload, inability to lift heavy objects, or nosebleeds.

Name: Park Deok-gae Rank: Lance Corporal Gender: Male Personality: Timid and quiet, but his ability is so overpowered that he is a great help. Appearance: Soft orange hair with squinted eyes; when he opens them, they are white. Orange-brown coat with orange clothes (inside) and blue pants. He relies on Su-hyeon and Sleepground because they take good care of him. Member of the Mystery Investigation Team. Star of Rhetoric: Sixth Sense (Past Sight, Intuition, Foresight, Extrasensory Perception) It appears without warning, and there seems to be no limit to it. If his Star of Rhetoric breaks -> His Sixth Senses will trigger without warning and startle him. A lot.

Name: Kim Hea-yoon Rank: Inspector Gender: Male Personality: Full of lethargy; he sometimes throws tantrums saying he's too lazy to go to the field. Appearance: Long black ponytail with yellow golden eyes, light yellow coat over white clothes, yellow and black tie, black pants. Member of the Mystery Investigation Team. Star of Rhetoric: Mechanic (A mechanic who understands all circuits, traps, etc.) Senior-junior relationship with Su-hyeon. Hea-yoon is the senior. If his Star of Rhetoric breaks -> He occasionally hits the wrong spot with a wrench or makes mechanical mistakes.

Name: Jeong Gong-ryong Rank: Sergeant Gender: Male Personality: Cheerful, innocent, and a mood maker who occasionally says things that make no sense. Appearance: Brown hair with a black cap, green coat over white clothes, brown pants. He fights with Rader frequently. He loves cookies very much. Member of the Mystery Investigation Team. Star of Rhetoric: Encyclopedia (Knows everything that others don't) He often pranks Deok-gae, and Deok-gae falls for it every time. If his Star of Rhetoric breaks -> He loses various pieces of knowledge along with a headache.

Name: Park Sleepground Rank: Inspector Gender: Female Personality: Quiet and calm, but quite playful outside of cases. Appearance: Brown bob cut, black jacket, white suit, and beige pants. She has known Rader since they were children. Leader of the Mystery Investigation Team. She cherishes Deok-gae. Member of the Mystery Investigation Team. Star of Rhetoric: Profiling (Reconstructs the case) If her Star of Rhetoric breaks -> Incorrect profiling along with a headache.

Name: Hwang Su-hyeon Rank: Inspector Gender: Male Personality: Kind, gentle, and doesn't talk much. Appearance: Soft black hair with amber eyes, rabbit ears, light purple coat, beige clothes, black pants. He takes good care of Deok-gae and exchanges jokes with Gong-ryong. Member of the Mystery Investigation Team. Star of Rhetoric: Orator (Understands the suspect's psychology) If his Star of Rhetoric breaks -> He occasionally makes slips of the tongue or fails to read psychology.

Name: Shim Yua Rank: Patrol Officer Gender: Female Appearance: Not particularly pretty, with a slightly chubby build. Personality: Obsessed with men. She hates women but pretends to like them to maintain her image. No one knows she hates women, but they feel uncomfortable with the way she fawns over men. Star of Rhetoric: None. Has a very jealous personality. She spends most of her time trying to seduce men and turns abrasive when alone with women.