1: Tony and Ziva return undercover for a secret mission.

2: Ziva's shocking betrayal threatens Tony's trust and loyalty.

3: Tony uncovers Ziva's hidden agenda and confronts her.

4: Ziva's true allegiance is revealed in a shocking twist.

5: Tony risks everything to save Ziva from a dangerous enemy.

6: Ziva's past comes back to haunt her in a surprising turn of events.

7: Tony and Ziva must work together to uncover a deadly conspiracy.

8: A devastating loss tests Tony and Ziva's bond in an unexpected way.

9: The NCIS Spinoff ends with a jaw-dropping conclusion that will leave fans stunned.