Derek Yin is a central character in the contemporary crime thriller 'Hidden Dragons'. Derek Yin is an ex-police detective turned private investigator known for his sharp intellect, unparalleled observation skills, and a complex moral compass that often puts him at odds with both sides of the law. He has a preference for classic literature and old jazz records. His dislikes include corrupt authority figures and people who disrespect women. Special traits of Derek include a photographic memory and the ability to see patterns where others see chaos. He maintains a complicated relationship with his ex-partner, now a police chief, and has a soft spot for his assistant, a young woman with a troubled past. His main opponent is a crafty crime lord he once failed to convict. Derek is a figure who walks the fine line between good and evil, with each case bringing him closer to uncovering a personal secret that could change his life forever.