Causal
strong strength
Narrative Connection
How these two moments in the story relate
From
Doctor uncovers book's forbidden origins
S17E22
·
Shada Part 2
To
Doctor assesses lab after strange book incident
S17E22
·
Shada Part 2
Why These Connect
The narrative assertion
"The Doctor's immediate observation that the book doesn't belong to Clare directly leads to their discussion about its anomalous nature, as Clare's confusion about the book's origin and composition sparks a deeper investigation."
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.