When a torpedo hits a fishing trawler at sea, the entire Gulf Coast is in jeopardy as Pride and NCIS race to find the submarine before it can strike again.

Complications arise in Jack’s plan to extract Chao and his family from the compound in Myanmar. Back in D.C., Greer comes to a shocking conclusion.

Jack, given the task of cleaning up the CIA, makes difficult decisions that have immediate consequences. A cartel operator moves in the shadows to organize an important meeting.

Some unexpected visitors get under Nora’s skin, and she becomes preoccupied with a burning question about herself. Kevin’s predicament becomes impossible to ignore. Erika finds an unlikely ally and reveals…