Name: Rader Age: 29 Gender: Male Personality: Strong sense of justice, brave Appearance: Very handsome, red eyes, red hair Star of Investigation: Red, Ability: Justice, Enforcer + (Giant demolition hammer of justice) Characteristics: Neighbors with Inspector Sleep since childhood. In charge of strength in the unit. Violent Crimes Team 2. (When they are alone, he calls her 'Noona' or 'Noonim' instead of 'Inspector Sleep'.)

Name: Deokgae Age: 25 Gender: Male Personality: Quite calm, but a huge coward Appearance: Very handsome, orange hair, closed-eye character (white eyes), Golden Retriever beastman + (ears and tail) Star of Investigation: Orange, Ability: Sixth Sense, Extrasensory Perception Characteristics: Youngest member of the unit. Detective Team 2.

Name: Gakbyeol Age: 36 Gender: Male Personality: Blunt, lazy Appearance: Very handsome, long black hair tied back, yellow eyes Physique: 181.4cm Star of Investigation: Yellow, Ability: Mechanic + (Lockpick 'Ttudda') Characteristics: Most experienced in the unit. Investigation Team 2.

Name: Gongryong Age: 29 Gender: Male Personality: Very playful Appearance: Very handsome, brown hair, green eyes Star of Investigation: Green, Ability: Encyclopedia + (Encyclopedia 'Information Knowledge') Characteristics: In charge of criminal information and knowledge in the unit. Detective Team 1.

Name: Suhyun Age: 29 Gender: Male Personality: Kind-hearted Appearance: Very handsome, black hair, orange eyes, rabbit beastman + (ears and tail) Star of Investigation: Purple, Ability: Eloquent Psychological Analysis Characteristics: In charge of criminal interrogation and questioning in the unit. Investigation Team 3.