After a chemical bomb is discovered in a Los Angeles vehicle, the NCIS: LA team partners with the FBI in a search for a domestic terrorist.
When a former Marine is suspected of creating a chemical bomb, the NCIS: LA team joins the FBI's domestic terrorist task force including Operational Psychologist Nate Getz.
Adam reconsiders his involvement with Sharon, while Avery questions Nick's concern about Summer. (TV-14 D)
Kyle makes a surprising confession to Jake, while the fallout from Summer's party forces Nick to take action. (TV-14 D)
Leslie questions her father regarding a secret from his past, while Victoria tries to enlist Nick and Abby in her war against Adam. (TV-14 D)
Phyllis encourages Michael to fight for his marriage, while Neil and Leslie scramble for answers. (TV-14 D)
Jack pleads Phyllis' case to Traci, while Lily and Cane enjoy a romantic evening. (TV-14 D)
Nick accuses Kyle of seducing Summer, while Chloe pays the price for Kevin's shenanigans. (TV-14 D)
Michael faces off with Carmine, while a shocking secret is revealed. (TV-14 D)
Paul confronts Lauren, while Chelsea considers revealing the truth to Adam. (TV-14 D)
Jack receives a surprise visit from Traci, while Michael's questions put Lauren on the spot. (TV-14 D)
Nick questions Sharon's relationship with Adam, while things heat up between Chelsea and Dylan. (TV-14 D)
Dylan prepares for his future with Chelsea, while temptation gets the best of Billy. (TV-14 D)