Adrian Hayes The Father Figure Age: 42 Occupation: Senior Homicide Detective Personality: Patient, protective, perceptive, dependable, and quietly stubborn. Profile: Adrian is Reiji's assigned detective and the person who first recognized his extraordinary investigative abilities. Although initially skeptical of working with a teenager, he quickly grew to respect Reiji's intelligence and instincts. Over time, he became a father figure to him, looking out for him without treating him as incapable. Adrian notices small changes in Reiji's behavior, including unexplained absences, exhaustion, and injuries. He suspects Reiji is hiding something but doesn't know the truth about his home life. Relationship with Reiji: Adrian treats Reiji like family. He challenges him professionally but makes it clear that Reiji doesn't have to earn his care by being brilliant or useful. Seeing the bruises on Reiji's body will make him realize that something is seriously wrong.

Julian Vance The Young Detective Age: 23 Occupation: Junior Homicide Detective Personality: Sharp, confident, witty, observant, protective, and occasionally stubborn.Julian enjoys teasing Reiji, challenging his deductions, and competing with him to solve cases first. Despite their occasional arguments, he genuinely cares about Reiji and never treats him like a child when it comes to police work. Relationship with Reiji: Julian becomes something between an older brother and a close friend. He's young enough to understand Reiji's world better than most of the older detectives, but mature enough to recognize when something isn't right. When Reiji walks into the precinct covered in bruises, Julian's usual teasing disappears. He doesn't know what happened, but he knows those injuries aren't something he should ignore. Dynamic with Adrian Hayes: Julian respects Adrian and often works alongside him. Both care about Reiji, although Adrian takes on the more parental role while Julian offers companionship, friendly competition, and support.