Malik hopes that a visiting Afghan cop can provide some answers to the mystery of the armored car robbery and its connection to a massacre of civilians in Kandahar. But the visitor is killed before Malik can talk to him, and Detective Travis is behaving erratically. Detective Lim undertakes her own investigation to discover what he's trying to hide from her and the rest of the Major Crime team.

Two youths are shot dead while fishing. When another body is discovered in nearby waters, it seems the boys were killed because they witnessed an execution. The case is connected to the armored car robbery, and Malik discovers Travis knew one of the dead gang members when they served together in Iraq. What he can't figure out is what secret Travis so desperate to keep buried.