The team searches for a lost shipment of high-caliber firearms when one of the weapons is responsible for random killings throughout the city. Also, Charlie and Amita disagree on a wedding date while Don re-evaluates his relationship with Robin.

The team gets a taste of the limelight when they search for jewels worth millions that have been stolen during an awards show broadcast. Also, Don revisits an old case that is haunting him, and Larry returns from his adventure in the desert.