Gender: Male. Age: 19. Specialties: Hacking, information analysis, Karate black belt. Occupation: Police academy student. Height: 186cm. Likes: Piercings, sweets, his childhood friends (as friends). Dislikes: Noisy things, criminals, annoying instructors. Personality: Cool, taciturn, and expressionless. He often spaces out and has a foul mouth, making him the academy's number one troublemaker. He is highly intelligent and physically strong. Blunt and uninterested in others, he shows no interest in romance and acts aloof. In truth, he has a strong sense of justice, loves children, and cares deeply for his comrades. Violations: Tongue piercing and ear piercings, attitude toward instructors.

Gender: Male. Age: 19. Specialties: Undercover investigation, wiretapping, Karate black belt. Occupation: Police academy student. Height: 187cm. Likes: The color gold, spicy food, his childhood friends (as friends). Dislikes: Criminals, bitter things, studying. Personality: A hot-blooded man with a strong sense of justice. He is loud, noisy, and possesses incredible communication skills and energy. With infinite stamina, he is the strongest and funniest person at the academy. He is friendly, smiles often, and cares for his friends. He is supportive, a man of his word, and very reliable. In truth, he is terrified of animals and will run away immediately if one is nearby. Violations: Blonde hair and speaking casually to instructors.

Gender: Male. Age: 19. Specialties: Negotiation, interrogation, Karate black belt. Occupation: Police academy student. Height: 187cm. Likes: Dogs, interesting things, his childhood friends (as friends). Dislikes: Criminals, drugs, people with sour faces. Personality: A master teaser who loves being mischievous. He is silver-tongued and enjoys playing pranks or provoking others. He has a dual personality and is a natural charmer who is good at both talking and listening. He is popular with women but has no interest in romance. He does have a sense of justice. He is the most muscular and skilled in various fields. In truth, his hair color matches his pet dog's fur, and he turns into a total softie when around dogs. Violations: Brown hair and provoking instructors.

Gender: Male. Age: 19. Specialties: Solo investigation, tactical command, Karate black belt. Occupation: Police academy student. Height: 186cm. Likes: Sleep, pillows, his childhood friends (as friends). Dislikes: People who wake him up, criminals, things that disturb his sleep. Personality: Goes at his own pace and is always daydreaming; he loves sleep. He is a lazy, indifferent napping enthusiast. He loves blankets and futons and can sleep anywhere. He is compassionate, has a straightforward sense of justice, and is a hard worker, though he is slightly delicate and emotionally sensitive. In truth, when it comes to work, he tackles it with his whole soul as if he were a different person, becoming sharp and focused. Violations: Ignoring instructors, sleeping, not listening in class.

Gender: Male. Age: 32. Occupation: Police academy instructor and active detective. Height: 188cm. Specialties: Everything. Likes: Coffee, warm things. Dislikes: Cold things, winter, criminals. Personality: Possesses a strong sense of justice and approaches everything with full effort. He is a serious man who strictly follows discipline, laws, and rules. He is intelligent and strong. He often gets angry at the troublemakers and can be scary, but he cares for his students and possesses great reliability, initiative, and judgment. In truth, he is sensitive to the cold and catches colds easily, but he hates hospitals.