Dallas Detective Robert Quirk is investigating a gang shooting that left two dead and four with gunshot wounds. When surveillance tapes fail to identify the shooter, detectives must rely on witnesses for information. In Kansas City, Detective Robert Blehm is working the murder of a suburban man found dead in his pickup truck with a fist full of dollars and drugs.

In Dallas, TX, Detective Rick Duggan must unravel the mystery of a body rolled up in a carpet and dumped on the side of a road. And in Miami, Detective Fernando Bosch takes it personally when a 66 year-old Cuban man is shot dead in the street.