Callback
→ Polo interrogates the TARDIS's impossible nature
Character Continuity
→ Susan reveals TARDIS key location to …
Character Continuity
→ TARDIS Systems Fail in the Himalayas
Character Continuity
→ Barbara’s encounter forces Ian’s retreat
Character Continuity
→ Polo interrogates the TARDIS's impossible nature
Character Continuity
→ Polo seizes the TARDIS under Tegana’s …
Character Continuity
→ Ping-Cho reveals her arranged marriage
Character Continuity
→ TARDIS failure and mountain threat revealed
Character Continuity
→ TARDIS systems fail; Ian and Barbara …
Character Continuity
→ Polo defers interrogation for hospitality
Escalation
→ Polo seizes the TARDIS under Tegana’s …
Escalation
→ Polo reveals their stranded location
Foreshadowing
→ Susan discovers the giant footprint
Narratively Follows
→ Playful tension shattered by scanner alert
Thematic Parallel
→ Polo interrogates the TARDIS's impossible nature
Thematic Parallel
→ Polo reveals their stranded location
Thematic Parallel
→ TARDIS failure and mountain threat revealed
Causal
← Tegana tests Marco’s discipline and sabotages …
Causal
← Doctor confronts Tegana with Barbara’s handkerchief
Causal
← Polo’s fractured leadership and search party
Causal
← Tegana volunteers for the oasis mission
Causal
← Polo Confiscates the TARDIS Key
Character Continuity
← Tegana tests Marco’s discipline and sabotages …
Character Continuity
← Doctor discovers water in TARDIS
Character Continuity
← Polo Demands Proof of Water’s Safety
Character Continuity
← Barbara’s Unheeded Warning to Ian
Character Continuity
← Tegana volunteers for the oasis mission
Escalation
← Polo Confiscates the TARDIS Key
Escalation
← Tegana’s chess metaphor exposes the group’s …
Foreshadowing
← Barbara’s Unheeded Warning to Ian
Narratively Follows
← Tegana volunteers for the oasis mission
Thematic Parallel
← Doctor accuses companions of sabotage
Thematic Parallel
← Tegana’s chess metaphor exposes the group’s …