Causal
strong strength
Narrative Connection
How these two moments in the story relate
From
Peri awakens among the last Cryons
S22E2
·
Attack of the Cybermen Part 2
To
Cryons reveal Cyberman Earth destruction scheme
S22E2
·
Attack of the Cybermen Part 2
Why These Connect
The narrative assertion
"Peri’s rescue by the Cryons directly leads to her learning about Lytton’s alliance with them, which changes her (and the Doctor’s) perspective on him from prisoner to ally."
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.