While NCIS investigates the murder of a Navy intelligence officer killed during a conference for foreign diplomats, the key witness cozies up to Sebastian. Also, Pride has some trouble adjusting to his new position at the agency.

After a petty officer is found murdered under a shrimping boat, the NCIS investigation uncovers a conspiracy in the tight-knit local fishing community. Also, Lasalle awaits the final results of the tax fraud investigation into his family’s company.

After Pride's assistant escapes from a kidnapper, the team uncovers evidence of a suspect who is harvesting organs from multiple victims; Pride turns to a friend for guidance as he struggles with the ramifications of his recent brush with death.