Causal
strong strength
Narrative Connection
How these two moments in the story relate
From
Doctor and Peri find Payne’s corpse in sewers
S22E1
·
Attack of the Cybermen Part 1
To
Lytton offers Cyberman alliance
S22E1
·
Attack of the Cybermen Part 1
Why These Connect
The narrative assertion
"Lytton surrendering his allegiance to the Cybermen (beat_7f35a9cee8f5e4ca) leads him to reveal his alien origin from Vita Fifteen and his knowledge of Cybermen operations (beat_6f717c35f03e3cde), expanding the scope of the conspiracy."
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.