The central narrative follows after he survives a terrifying home invasion. Fearing for Vance's safety, Special Agent Alden Parker assigns himself as the director's personal protection detail for an upcoming business trip to Berlin.
: 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. GuardianNCIS : Season 20 Episode 5
: 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. The central narrative follows after he survives a
