Narrative Connection
How these two moments in the story relate
Why These Connect
The narrative assertion
"The Doctor’s admission of failure in Episode 4 (inability to return companions home) directly causes his prioritization of group survival over moral action in Episode 8, as seen in his decision to abandon Ian and resist intervening with the Thals."
inferred by llm_cross_episode_arc
Why This Matters Across Episodes
The longer arc this connection carries
The earlier failure to fulfill a core responsibility (returning Ian and Barbara) drives the Doctor’s fear of losing control, manifesting as rigid non-interference in Episode 8 to protect their survival above all else.
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.