Causal
strong strength
Narrative Connection
How these two moments in the story relate
From
Doctor and Mena volunteer first for rejuvenation
S18E2
·
The Leisure Hive Part 2
To
Hardin reveals Romana's breakthrough in court
S18E2
·
The Leisure Hive Part 2
Why These Connect
The narrative assertion
"Hardin's announcement that Romana has solved the wave equations directly enables the Doctor to volunteer as the first subject for rejuvenation, shifting the narrative from accusation to hope."
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.