Foreshadowing
strong strength
Narrative Connection
How these two moments in the story relate
From
Doctor drops TARDIS key in defiance
S8E19
·
Colony In Space Part 5
To
Morgan discovers the Doctor’s key
S8E19
·
Colony In Space Part 5
Why These Connect
The narrative assertion
"The Doctor covertly drops the Master's TARDIS key (beat_d5563cbe84eb587e). Later Morgan notices the key (beat_402a02a4ce379999), which allows them to get into the Master's TARDIS."
About Foreshadowing Connections
A hints at B. The first event plants narrative seeds that pay off later. These connections reward attentive viewers with a sense of inevitability on rewatch.