Causal
strong strength
Narrative Connection
How these two moments in the story relate
From
K9 volunteers for deadly vent sabotage
S15E15
·
The Sun Makers Part 3
To
Doctor crawls into deadly ventilation system
S15E15
·
The Sun Makers Part 3
Why These Connect
The narrative assertion
"The Doctor and K9's collaborative rescue plan being set in motion (beat_43dc21bff6e68cd3) leads the Doctor to enter the vent himself (beat_62b99d8770f22912) immediately after."
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.