After a security breach at the SecNav's residence leads to the death of an ICE agent, Gibbs and the team are forced to work with ICE and the FBI to find his killer

With the appearance of Mossad agent Michael Rivkin, Tony is forced to question Ziva's loyalty to NCIS.

After a petty officer dies in a car crash, the team suspects foul play when their investigation leads them into the violent world of underground street fighting