In the mosque, in the store, on the street. MAMOUN SHARIF: Okay, your country has been good to me. MANN: Four marriages. MANN: This is a joint investigation. MCGEE: There it is. Never been used. So the best guess is that the bad guys used a jug as casing for the explosives. TONY: Abby's processing it. That's a dangerous combination. To level one. Wants to skip Princeton and join the Marines. ZIVA: Gibbs just found his fourth ex-wife. ZIVA: I'm talking about you, and the fact that you no longer stare at every woman when they pass you by. ZIVA: Who's that?
Plan: A: a ransom case; Q: What is the NCIS team investigating? A: a Marine's daughter; Q: Who is the victim of the ransom case? A: Marine; Q: What is the father of the kidnapped girl's father's profession? A: the kidnapper; Q: Who attacked the Marine in his home? A: The investigation; Q: What leads them to the fact that the couple has been separated? A: the woman; Q: Who is the ex-boyfriend's ex-wife? A: their marriage; Q: What did the wife's ex-boyfriend destroy? A: Abby's Halloween costume; Q: What do McGee and Tony find shocking? Summary: It is Halloween, and the NCIS team is busy investigating a ransom case in which a Marine's daughter has been kidnapped after the kidnapper attacked the Marine in his home. The investigation leads them to a fact that the couple has been separated. They decide to focus on the wife's ex-boyfriend, after learning that the woman is the one who destroyed their marriage. Meanwhile, McGee and Tony are stunned by Abby's Halloween costume.