As Pride and the team continue the investigation of an Officer's assault and the murder of her therapist, NCIS zeroes in on a prime suspect who's been working the system for years. Also, Carter and his mother talk about how they'll move forward after a past mistake, and Sebastian begins a promising new relationship.

When a Petty Officer is shot down by a sniper, Pride and NCIS hunt down the killer, only to find that he may not be acting alone. Also, Rita tells Pride that she has been offered a compelling job.. in Kansas City.