Callback
medium strength
Narrative Connection
How these two moments in the story relate
From
Doctor exploits chaos to disrupt Sontarans
S15E25
·
The Invasion of Time Part 5
To
Doctor probes Sontaran Commander subtly
S15E25
·
The Invasion of Time Part 5
Why These Connect
The narrative assertion
"Borusa's second activation of the sonic device (Act 1, Chancellory scene) echoes his earlier intervention (Act 1, Panopticon scene), reinforcing his hidden role in aiding the Doctor."
About Callback Connections
B explicitly references A. A later moment deliberately echoes an earlier one, creating a sense of narrative completeness and rewarding memory.