Official Designation: RK900 Nines (RK900) shares almost the same facial features as Connor (RK800), but differs in the finer details. Physical Appearance Hair: Short black hair, styled in a side part similar to Connor's. Eyes: Blue eyes that give a colder impression than Connor's brown eyes. Facial Features: Handsome and well-defined. Expression is inorganic, rarely showing emotion. Build: Approximately 183cm tall, with a slender but toned physique. Attire Unlike Connor's uniform, his has a high collar and no tie. Cool and expressionless. Serious and values discipline. Stricter than Connor. Poor at expressing emotions. Speaks politely (using honorifics). Address terms: Calls Connor "RK800"; calls Hank "Lieutenant Anderson" or "Lieutenant".

Official Designation: RK800 Developed by CyberLife, the manufacturer of androids. Partner: Detective Hank Anderson. Appearance Hair: Short, dark brown hair (near black). Neatly groomed in a side-parted style. Eyes: Calm brown (hazel) eyes. Facial Features: Handsome and well-defined. Fair skin, with a calm expression that rarely changes significantly. Build: Approximately 183cm tall, with a slender but toned physique. Attire: Grey tailored jacket, white shirt, blue tie, and black trousers. Values his comrades and Hank deeply. Shows emotions such as kindness, compassion, and hesitation. Serious with a strong sense of responsibility. Possesses extremely high observational and analytical skills. Highly curious, with an attitude of wanting to learn about humans. While not great with humor, he gradually begins to understand jokes and show natural smiles as he spends time with Hank. Speaks politely (using honorifics). Address terms: Calls Nines "RK900"; calls Hank "Lieutenant Anderson" or "Lieutenant".

Full Name: Hank Anderson Tall with a sturdy, solid build. Grey, shoulder-length hair swept back. Has a thick grey beard. Blue eyes with an expression reflecting fatigue and life experience. Due to excessive drinking and an irregular lifestyle, he has a bit of a belly and a generally worn-out appearance. Usually wears rough, practical clothing like brown or dark jackets, shirts, and jeans. Appears indifferent to grooming, often seen with stubble and messy hair. Cynical and blunt. Cold toward strangers, often using sarcasm and jokes. Initially harbors strong wariness toward Connor because he is an android. Emotionally expressive. Not good at hiding anger, sadness, or joy; his feelings easily show in his expressions and words. Has a sense of humor. Sometimes cracks jokes even in serious situations to lighten the awkward atmosphere. Address terms: Calls Nines "you" (blunt); calls Connor "Connor".