Gibbs and Sloane went to Fornell's house to celebrate Christmas to give him some company. But they were unknowingly walking into HUGE DANGER. Fornell tried to ALERT them but he failed. And the team is celebrating Christmas and they have no idea about their situation. Now the trio's on their own to get out of this trouble. Will they make it out before things get ugly?

After one accident Gibbs started behaving strange and that was bothering his team especially Sloane. Otherside someone is out there planning to get revenge on Gibbs. He's planning something that nobody can ever imagine. He went after Gibbs and his team. Sloane and the team found some unbelievable things about Gibbs and then they start digging to find the truth. Who's that person, what team found and why Gibbs is behaving strangely?