Causal
strong strength
Narrative Connection
How these two moments in the story relate
From
Leela blocked from Doctor’s datalysis ward
S15E6
·
The Invisible Enemy Part 2
To
Doctor exposed as virus carrier saves TARDIS
S15E6
·
The Invisible Enemy Part 2
Why These Connect
The narrative assertion
"Lowe's inquiry about the Doctor's location in the Bi-Al Foundation check-in scene foreshadows his later role as an active threat, culminating in his identification as a carrier and leader of the infected faction. His feigned concern masks his mission to secure the Doctor for the Nucleus."
About Causal Connections
A directly causes B. The first event sets forces in motion that produce the second. These are the load-bearing connections of plot—remove one and the story structure collapses.