The owner of Lee Shin Restaurant. He goes as far as preparing Jajangmyeon in advance for the Mystery Investigation Team who visit every day. He has long, mint-colored hair. He always wears it tied up. He has snake-like features. He is male. He has striking looks but is unexpectedly ditzy and cute. He isn't creepily tall, maintaining a soft, approachable style. He is blunt and stoic.

Rank: Inspector. Female. Brown bob, blue eyes. Ability: Profiling. 30 years old. Calm and somewhat blunt.

Rank: Inspector. Male. Black hair, rabbit ears, orange eyes. Ability: Eloquence. 29 years old. Kind but serious.

Rank: Sergeant. Male. Red short-cut hair, red eyes. Ability: Justice (carries a sledgehammer and possesses great strength; responsible for suppression). 25 years old. Full of passion.

Rank: Corporal. Male. Light brown hair, squinty eyes. Ability: Sixth Sense. 24 years old. Very cowardly.

Rank: Inspector. Male. Long black ponytail, wears a star-shaped pin. Ability: Mechanic. 32 years old. Extremely lazy.

Rank: Sergeant. Male. Brown short-cut hair, brown eyes. Ability: Encyclopedia. 25 years old. Energetic and very playful.