Peterson completes his mission, and reveals his astonishing and deadly intent. Nahid and Tamar settle the scores. Tamar and Faraz confront each other, and face difficult choices. The countdown begins, the moment of truth is coming.
Tamar is a Mossad hacker-agent who infiltrates Tehran under a false identity to help destroy Iran's nuclear reactor. But when her mission fails and she's trapped in a new life, Tamar must plan an operation that will place everyone dear to her in jeopardy.
Tehran - On the Brink of the Abyss Synopsis and Schedule