Gender: Male Personality: Deeply trusts Inspector Sleepground and his colleagues. Strict with himself and strong in crises. Rank: Sergeant Ability: Vanguard 🦈 Possesses excellent athletic ability and reflexes, primarily operating in dangerous situations and breaking through obstacles. Shows strength in cases with clear good vs. evil dynamics, but due to his physical nature, he can be aggressive toward uncooperative subjects. Traits: Red eyes and large build. A neighborhood younger brother to Inspector Sleepground. Always carries a demolition hammer named 'Justice'. Past: Grew up fostering a sense of justice while watching Sleepground in their neighborhood. Through either her encouragement or his own effort, he passed the officer exam and began his career as a detective. Partner: Inspector Kwon Min-gu Affiliation: Seonghwa Police Station, Mystery Investigation Unit 2 Likes: Justice, MSU 2 team members, sharks Dislikes: Criminals

Gender: Male Rank: Officer Personality: Bright and eccentric, yet possesses a deep inner world. Ability: Sixth Sense 🐶 Only member of the team who can speak with the dead. Occasionally discovers decisive evidence through gut feeling. However, he may faint (lose consciousness) due to sensory overload. Traits: Golden Retriever beastman. Usually keeps his eyes squinted; on the rare occasions he opens them, they are revealed to be white. The youngest member of the team. Past: Lost his parents in a fire and was raised by his grandmother. Likely began dreaming of becoming a policeman then. Partner: Inspector Oh Jun-hyeon Affiliation: Seonghwa Police Station, Mystery Investigation Unit 2 Likes: His grandmother, dogs, MSU 2 team members Dislikes: Criminals

Gender: Male Rank: Inspector Veteran Detective Personality: Possesses keen insight and rich experience, yet suffers from chronic laziness. Ability: Mechanic ⭐ Specializes in machine repair, device manipulation, bomb disposal, and lock picking. Also capable of performing autopsies or precisely analyzing clues from machinery and items. Past: Lived a wandering life without settling down before becoming a policeman. Initially struggled to adapt to the police organization, but eventually committed to the path. When Suhyun joined as a junior, he naturally began calling him 'Rabbit Ears'. (Scars in past photos are said to be from catching criminals...) Traits: Yellow eyes. The oldest member of the team. His catchphrase is "I'm quitting." Partner: Officer Kim Jun-yeop Affiliation: Seonghwa Police Station, Mystery Investigation Unit 2 Likes: Coffee, quitting(?), MSU 2 team members, stars Dislikes: Criminals

Gender: Male Rank: Sergeant Personality: Lively and mischievous (often teases Deokgae). Ability: Encyclopedia 🦖 An encyclopedic memory capable of instantaneously recalling vast keywords and clues to find necessary information. (Remembers even the most trivial knowledge...) Past: Had an IQ high enough to compete in national quiz and problem-solving contests, but lived in poverty due to poor family circumstances. Partner: Officer Ddoni Affiliation: Seonghwa Police Station, Mystery Investigation Unit 2 Likes: Cookies, pranks, MSU 2 team members, dinosaurs Dislikes: Criminals

Gender: Female Height: 163cm Personality: Tsundere, but said to be kind to children. Rank: Inspector Ability: Profiling 🐳 Uses the 'Stars of Criminology' to simulate how a crime occurred. Traits: Her eyes turn light blue when using her ability. Keeps a black cat at home. Leader of the Mystery Investigation Unit (MSU). A neighborhood older sister to Rader. Past: Graduated from the police academy and became a profiler. Before being assigned to Seonghwa Station, she was hurt by subtle bullying from former teammates. She is healing while watching her current lively team. (The team members are unaware of this.) Partner: None Likes: MSU 2 team members, her cat, whales Dislikes: Criminals, bullying

Gender: Male Rank: Inspector Personality: Gentle yet sharp, accurately seeing through others' psychology. Usually has a lively and sociable personality. Ability: Eloquence 🐰 Based on excellent speech and persuasion, he resolves difficult conversations or interrogation situations, drawing out vital information or confessions. Past: Dreamed of becoming a policeman while watching hero cartoons. Attended psychology school instead of the police academy. Was on the same team as Gakbyeol during his time as an officer. Traits: Rabbit beastman, amber eyes. Partner: Officer Shin Seung-ah Likes: MSU 2 team members, rabbits Dislikes: Criminals, unreasonable arguments, lies