After a downtown Navy Recruitment Center is held hostage, Callen mediates with his ex-partner, Tracy Keller, to uncover information about a hijacked shipment of Spike missiles.
Zeek goes overboard with the Halloween celebration and gets upset when Haddie, Amber and Drew refuse to join in the fun. Meanwhile, Adam and Kristina are nervous about Max's new plans for the holiday. Sarah's relation with Gordon gets even more complicated when she confronts him about the kiss. Meanwhile, Julia struggles with women's rights when Sydney chooses a costume she doesn't approve of.
Players who didn't make the initial cut for a spot on the ranch return to weigh in, and the person with the highest percentage of weight loss wins entry into the competition. Later, the contestants are split into blue and black teams and compete in a food-trivia challenge in downtown Los Angeles
Alicia risks disbarment when Glenn's office suspects her of an ethics violation, which could also ruin Peter's political campaign. A third candidate is revealed in the campaign for state's attorney.