While Tony and Ziva protect the director at a reception at a hotel in Washington, DC, Ziva tackles her and gets her out of the way of a man who falls to his death on a table of food; Gibbs and company investigate. The man was a homeless veteran and a Marine carrying a Bronze Star and a Purple Heart with two stars. Gibbs meets a congressman and his aide. A maid finds the nude body of a 14-year-old girl at the same hotel. Ducky says that the girl recently came from China. Abby gets two good surprises, Palmer engages in deception, and Lee goes undercover. McGee gives good directions. The team figure it out, and they find not only the bad guys but also a bunch of girls.