In Louisville, a Sudanese man who fled genocide in Darfur is shot to death while working in his clothing store. When the store's surveillance video fails to identify the suspects, Det. Rick Arnold must hit the streets and pursue every possible lead in order to track down the killer. And in Birmingham, a young man is shot dead in his home. His girlfriend, also shot multiple times, struggles to survive. She is able to give detectives the names of two potential shooters. Investigators must determine whether these two suspects are indeed the killers.