Callback
→ Vasar’s betrayal and violent end
Callback
→ Polo Arrests Ian Despite Warning
Causal
→ Tegana’s Abduction Attempt and Marco’s Authority
Causal
→ Ian Confesses Theft as Marco Seizes …
Causal
→ Marco tests Ian’s honesty with the …
Causal
→ Ping-Cho’s theft and Ian’s TARDIS discovery
Causal
→ Susan’s farewell complicates the escape
Causal
→ Polo Arrests Ian Despite Warning
Character Continuity
→ Vasar's calculated hospitality
Character Continuity
→ The Tunnel’s Unstable Truths
Escalation
→ Companions orchestrate Ian’s escape
Escalation
→ The Tunnel’s Unstable Truths
Escalation
→ Vasar’s betrayal and violent end
Foreshadowing
→ Khan reveals Tegana’s treachery and commands …
Foreshadowing
→ Tegana Accuses Ian of Betrayal
Narratively Follows
→ Khan reveals Tegana’s treachery and commands …
Narratively Follows
→ Ian’s desperate time-travel confession
Thematic Parallel
→ Marco races to save the Khan
Thematic Parallel
→ Khan commands immediate departure to Peking
Causal
← Kublai Khan’s Urgent Summons Disrupts Plans
Causal
← Ling-Tau Delivers Kublai Khan’s Urgent Orders
Character Continuity
← Ping-Cho’s Broken Promise
Escalation
← Susan’s farewell complicates the escape
Escalation
← Tegana’s betrayal triggers Mongol ambush
Escalation
← Tegana commissions Kuiju for tomb raid
Escalation
← Tegana’s veiled threat and the Doctor’s …
Foreshadowing
← Tegana witnesses betrayals and surveillance
Thematic Parallel
← Ping-Cho’s Broken Promise