Causal
strong strength
Narrative Connection
How these two moments in the story relate
From
Bert and Jo face the abandoned lift’s silence
S10E22
·
The Green Death Part 2
To
Doctor pushes forward into infected mine
S10E22
·
The Green Death Part 2
Why These Connect
The narrative assertion
"The discovery of Dai's glowing body in the lift cage serves as the first in-situ evidence of the green substance’s lethality, which the Doctor later formalmente confirms at the bottom of the lift, forming a continuous thread of investigation into the contamination."
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.