Lioness follows a Marine recruited to befriend the daughter of a terrorist to bring the organization down from within.

After a new Lioness is identified, Joe and her team travel to Iraq to close the asset.

Kaitlyn works to drum up support for their plan. Meanwhile, Lioness training begins for Captain Josie Carrillo.

Joe and Kyle make contact with a potential new source of intel. A newly expanded team conducts a hit with unanticipated results.

The warehouse discovery rattles the team. Joe is torn between two urgent missions.

Events come to a head at the Carrillo estate faster than expected. Josie makes her move.

Despite Joe's weakened state, the team is forced back to Iraq to make a point.

Operation Sky Hawk is a go as Kaitlyn and Westfield pressure Pablo to side with them.