In "Shiva," the team was under great pressure to find the mastermind to the shooting deaths of Mossad director Eli David and NCIS Director Vance's wife, Jackie. The possibility of a war loomed large, as Eli's Iranian contact - Arash Kazmi - was implicated.
Eventually, they discovered that Eli's protégé, Mossad Deputy Director Ilan Bodnar, was the murderous traitor behind the deaths.
He knew about Eli's plan to work with Iran and wanted to kill Eli and take over Mossad while implicating Iran in his death.
The writers must be applauded: the story flowed exactly as it should have and there was a richness and depth to almost every scene.
Gone (for the most part) was Tony the comedian and in his place was Tony the rock,