Guardianncis : Season 20 Episode 5 (Ultra HD)

: In Germany, Vance reunites with Lena Paulsen , a deputy for the German Federal Intelligence Service (BND). It is revealed that their history is tied to a past operation called "Fortress".

: With Vance and Parker in Berlin, Timothy McGee takes over as Acting Director. He surprisingly finds himself enjoying the authority and "big-picture" aspects of the role. GuardianNCIS : Season 20 Episode 5

: Lena is attacked, and the investigation reveals she had secretly adopted the daughter of a terrorist killed during that past operation. The terrorist's brother, Sergei Umarov, is behind the attacks to reclaim the girl and some stolen diamonds. : In Germany, Vance reunites with Lena Paulsen

Watch the official episode preview to see Director Vance and Agent Parker in action: NCIS recap: Vance has a Berlin romance : In Germany