1947: While Los Angeles is mesmerized by the sensational Black Dahlia murder, an Asian boy’s mutilated body is found in a back alley of Chinatown. With the thoroughly corrupt LAPD unwilling to devote their already strained resources to cracking the case, it seems this grisly crime is destined to remain unsolved. Tommy “Dapper” Luoo, a Chinese American college student, has dreams of becoming a private detective. Incensed and frustrated by the police’s lack of concern, he decides to help his community by finding out what truly happened.