When faced with a series of random shootings, one SWAT member's family connections could be the key to stopping the next attack. Also, Hondo prepares to meet Rochelle's parents for the first time, and Tan helps Luca navigate a sensitive situation.

The SWAT team participates in a joint task force with the FBI when a car bombing has ties to a terrorist group planning an attack in Los Angeles. Also, a tragedy from Deacon's past gives insight into the origins of his faith, and Luca and his brother, Terry, battle over a new family revelation.