Narrative Connection
How these two moments in the story relate
Why These Connect
The narrative assertion
"Tyler's devastating report about the failed raid and presumed deaths creates the motivation for Ian's urgent need to return to London, which propels him to seek Ashton's help."
inferred by llm_cross_episode_character
Why This Matters Across Episodes
The longer arc this connection carries
The news of the Doctor's apparent death and the raid's failure directly motivates Ian's desperation to get back to London, leading him to bargain with Ashton for passage.
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.