Fabula
S1E17 · The Wall of Lies

Tegana seizes the TARDIS through manipulation

This scene marks the decisive moment where Tegana’s calculated manipulation of Marco Polo culminates in the seizure of the TARDIS and the imprisonment of the Doctor’s companions. The sequence begins with Polo’s lingering doubt about Tegana’s claims, but when the Doctor emerges from the TARDIS, Tegana immediately seizes the opportunity to reinforce Polo’s distrust by falsely accusing the Doctor of hiding a key inside. The Doctor’s refusal to surrender the key escalates the confrontation, and Polo—now fully convinced by Tegana’s lies—invokes Kublai Khan’s authority to seize the TARDIS. The Doctor’s warnings about the key’s destructive potential fall on deaf ears, and Polo orders the guards to take Barbara and Susan into custody. The scene ends with the Doctor and Ian also being imprisoned, while Tegana smugly confirms Polo’s belief in his own righteousness. This moment fractures Polo’s loyalty to the travelers, accelerates the TARDIS’s seizure, and sets the stage for the companions’ desperate struggle to prove Tegana’s treachery before it’s too late.

Plot Beats

The narrative micro-steps within this event

2

Tegana assures Polo that the Doctor hides inside the TARDIS with the key, prompting Ian to suggest waiting to prove Tegana a liar. Polo explicitly trusts Tegana "When the War Lord Tegana says it is so, Marco, it is so.

suspicion to certainty

The Doctor exits the TARDIS, and at the declaration of Tegana, Polo demands the key. Tegana then wrenches a key from the Doctor, solidifying Polo's belief in the Doctor's deceit.

hope to dread

Who Was There

Characters present in this moment

7

Resigned fear turning to determination, as she is forcibly taken into custody but remains focused on finding a way to escape and expose Tegana’s lies.

Barbara is taken into custody by Polo’s guards during the confrontation, her imprisonment part of Tegana’s broader scheme to discredit the travelers. Her resilience and sharp insight are tested as she is separated from the Doctor and Ian, setting the stage for her role in the companions’ struggle to prove Tegana’s treachery.

Goals in this moment
  • Stay close to Susan and the others to plan an escape or prove Tegana’s deceit.
  • Protect the Doctor and the TARDIS from further harm.
Active beliefs
  • Tegana is manipulating Polo and must be exposed.
  • The companions’ survival depends on working together to regain control of the TARDIS.
Character traits
Resilient and sharp-witted Loyal to the Doctor and companions Fearful but determined
Follow Barbara Wright's journey

Frustration turning to resignation as his attempts to mediate fail, and he is forcibly taken into custody.

Ian Chesterton attempts to reason with Marco Polo, urging patience and suggesting they wait for the Doctor to emerge from the TARDIS. His frustration grows as Polo sides with Tegana, and he is ultimately imprisoned alongside the Doctor. His actions reflect his protective instincts and logical approach to defusing tensions, though his efforts fail in the face of Polo’s betrayal.

Goals in this moment
  • Convince Polo that Tegana is the source of trouble and that the Doctor is trustworthy.
  • Prevent the seizure of the TARDIS and the imprisonment of the companions through reasoned argument.
Active beliefs
  • Polo can be reasoned with if given time to see Tegana’s deceit.
  • The Doctor’s warnings about the key’s destructive potential are genuine and must be heeded.
Character traits
Logical and diplomatic Protective of the Doctor and companions Frustrated by Polo’s refusal to listen
Follow Ian Chesterton's journey
Marco Polo
primary

Conflict between duty and distrust, shifting to authoritative resentment as he asserts control through force and institutional power.

Marco Polo stands at the precipice of a decision, his authority as caravan leader tested by Tegana’s insistent lies and the Doctor’s defiance. Initially conflicted, he ultimately seizes the TARDIS and imprisons the companions, invoking Kublai Khan’s authority to justify his actions. His internal monologue reveals his growing resentment and the strain of maintaining control over a fracturing caravan, particularly his efforts to isolate Ping-Cho from the travelers.

Goals in this moment
  • Maintain control over the caravan and uphold Kublai Khan’s authority despite internal dissent.
  • Isolate Ping-Cho from the travelers to prevent further unrest and maintain his grip on the group.
Active beliefs
  • Tegana’s accusations are credible, and the Doctor is hiding something (despite lingering doubt).
  • The TARDIS is a valuable prize that must be seized for Kublai Khan, even at the cost of betraying the travelers.
Character traits
Authoritative yet conflicted Manipulable by Tegana’s lies Resentful of the caravan’s discord Reliant on institutional power (Kublai Khan’s seal)
Follow Marco Polo's journey

Fearful yet determined, as she is forcibly taken into custody but remains resolved to find a way to escape and clear their names.

Susan is taken into custody by Polo’s guards alongside Barbara, marking the beginning of their imprisonment. Her fear is tempered by determination, as she and the others are separated from the Doctor and Ian, setting the stage for their desperate struggle to prove Tegana’s treachery.

Goals in this moment
  • Stay close to Barbara and the others to plan an escape or prove Tegana’s lies.
  • Protect the TARDIS’s secrets and prevent further harm to the Doctor.
Active beliefs
  • Tegana is the real threat, and Polo is being deceived by his lies.
  • The companions must work together to expose Tegana’s treachery and regain control of the TARDIS.
Character traits
Fearful but determined Loyal to the Doctor and companions Resilient in the face of adversity
Follow Susan Foreman's journey

Smug satisfaction as his lies bear fruit, and Polo fully sides with him, culminating in the TARDIS’s seizure.

Tegana orchestrates the seizure of the TARDIS by falsely accusing the Doctor of hiding a duplicate key. He physically wrenches the key from the Doctor and reinforces Polo’s belief in his deceit, leading to the imprisonment of the companions. His smug triumph underscores his role as the primary antagonist, manipulating Polo to advance Noghai’s agenda.

Goals in this moment
  • Manipulate Polo into seizing the TARDIS for Noghai’s faction.
  • Discredit the Doctor and his companions to justify their imprisonment.
Active beliefs
  • Polo is easily swayed by his lies and will prioritize Kublai Khan’s authority over the truth.
  • The Doctor’s knowledge of the TARDIS is irrelevant if Polo can be convinced to force entry.
Character traits
Manipulative and deceitful Physically assertive (wrenching the key from the Doctor) Smug and triumphant in his deception
Follow Tegana's journey

Defiant frustration turning to anger as his warnings are ignored, and he is overpowered by Polo’s guards.

The Doctor emerges from the TARDIS, refusing to surrender the key despite Polo’s demands. He warns Polo that inserting the key will destroy the ship, but his defiance is met with force as Tegana wrenches the key from him. His imprisonment marks the loss of control over the TARDIS and the beginning of the companions’ desperate struggle to prove Tegana’s treachery.

Goals in this moment
  • Prevent Polo from seizing the TARDIS by refusing to surrender the key.
  • Warn Polo of the destructive consequences of forcing entry into the ship.
Active beliefs
  • Polo is being manipulated by Tegana and cannot be trusted with the TARDIS.
  • The TARDIS’s knowledge is too dangerous to fall into the wrong hands, even at the cost of imprisonment.
Character traits
Defiant and unyielding Protective of the TARDIS’s secrets Frustrated by Polo’s refusal to listen to reason
Follow The First …'s journey
Supporting 1
Ping-Cho
Lady
secondary

Resentful and frustrated (inferred from Polo’s monologue), as she is kept away from the companions and the unfolding conflict.

Ping-Cho is mentioned indirectly in Polo’s internal monologue, where he reflects on her resentment toward him and his efforts to keep her separated from the travelers. Her absence from the scene underscores Polo’s attempt to maintain control by isolating her from the companions.

Goals in this moment
  • Find a way to reconnect with the travelers despite Polo’s restrictions.
  • Challenge Polo’s authority and expose Tegana’s deceit (implied).
Active beliefs
  • Polo is unjustly isolating her and the travelers.
  • Tegana is the source of the caravan’s troubles (implied).
Character traits
Resentful of Polo’s authority Loyal to the travelers (implied) Isolated and frustrated (inferred)
Follow Ping-Cho's journey

Objects Involved

Significant items in this scene

2
TARDIS (Time and Relative Dimension in Space)

The TARDIS serves as the central contested artifact in this event, its seizure by Polo’s guards marking a pivotal moment in the story. The Doctor’s warnings about the key’s destructive potential highlight its symbolic value as a vessel of knowledge and power, while Tegana’s lies and Polo’s invocation of Kublai Khan’s authority frame it as a prize to be claimed. Its status shifts from a protected sanctuary to a seized asset, setting the stage for the companions’ struggle to reclaim it.

Before: Positioned at the Sinju way station, under the …
After: Seized by Polo’s guards and surrounded by Mongol …
Before: Positioned at the Sinju way station, under the Doctor’s control and partially repaired, with the key located outside the tent (overheard by Tegana).
After: Seized by Polo’s guards and surrounded by Mongol warriors, with the Doctor and companions imprisoned and the key in Polo’s possession.
TARDIS Access Key (Marco Polo's Journal)

The TARDIS key is the focal point of the confrontation, as Tegana falsely accuses the Doctor of hiding a duplicate inside the ship. Polo demands its surrender, and Tegana physically wrenches it from the Doctor, using it as proof of his deceit. The key’s symbolic role as a symbol of authority and access is reinforced as Polo invokes Kublai Khan’s seal to justify the seizure, while the Doctor’s warnings about its destructive potential highlight its narrative significance as a MacGuffin.

Before: In the Doctor’s possession, with Tegana claiming to …
After: In Polo’s possession, used to justify the seizure …
Before: In the Doctor’s possession, with Tegana claiming to have seen him hide a duplicate inside the TARDIS.
After: In Polo’s possession, used to justify the seizure of the TARDIS and the imprisonment of the companions.

Location Details

Places and their significance in this event

2
Isolation Tent in Sinju Way Station Courtyard (Polo's Prison)

The separate tent for the Doctor and his companions serves as an isolation measure, where Polo confines them after the seizure of the TARDIS. Its role as a control mechanism is underscored by Polo’s internal monologue, where he reflects on his efforts to keep Ping-Cho away from the travelers. The tent’s dim, stuffy confines echo the betrayal and separation, trapping the prisoners in a space that amplifies their sense of helplessness and the growing discord within the caravan.

Atmosphere Dim, stuffy, and oppressive, with thin air carrying muffled courtyard sounds that sharpen the isolation …
Function Isolation measure and control mechanism, where the Doctor and companions are imprisoned to prevent further …
Symbolism Represents Polo’s attempt to maintain control through separation and confinement, highlighting the fracturing of the …
Access Guarded by Polo’s warriors, with no entry or exit permitted for the prisoners.
Fabric entrance guarded by Polo’s warriors Dim lighting and stuffy air, amplifying the sense of confinement Muffled courtyard sounds, sharpening the isolation and betrayal
Sinju Way Station Courtyard

The Sinju Way Station Courtyard serves as the neutral ground for the climactic confrontation, where Tegana’s manipulation of Polo reaches its peak. The dust-swept open space amplifies the tension, as the TARDIS sits exposed, drawing the attention of Polo’s guards and the travelers. The courtyard’s role as a gathering point for the caravan underscores the public nature of the betrayal, as Polo invokes Kublai Khan’s authority to seize the TARDIS and imprison the companions. The atmosphere is charged with distrust and impending violence, setting the stage for the companions’ desperate struggle to prove Tegana’s treachery.

Atmosphere Tension-filled with whispered conversations, distrust, and the looming threat of violence. The dust-swept courtyard amplifies …
Function Confrontation site and neutral ground where Polo’s authority is asserted, and the TARDIS is seized.
Symbolism Represents the fracturing of trust within the caravan and the shift from hospitality to hostility.
Access Open to the caravan members but heavily guarded by Polo’s warriors, with the TARDIS and …
Dust-swept open courtyard at the Sinju way station Exposed TARDIS drawing the attention of Polo’s guards and the travelers Mongol warriors patrolling the perimeter, amplifying the sense of surveillance and control

Narrative Connections

How this event relates to others in the story

What led here 5

"Tegana reveals the Doctor the TARDIS. , Then assures Polo that the Doctor hides inside with the key, prompting Polo's decisive action."

Tegana exposes the Doctor’s presence
S1E17 · The Wall of Lies

"Tegana reveals the Doctor the TARDIS. , Then assures Polo that the Doctor hides inside with the key, prompting Polo's decisive action."

Tegana exposes the Doctor’s presence
S1E17 · The Wall of Lies

"Tegana assures Polo that the Doctor hides inside the TARDIS, Polo demands the key then Tegana wrenches a key from the Doctor, solidifying Polo's belief in the Doctor's deceit."

Polo seizes the TARDIS under Tegana’s influence
S1E17 · The Wall of Lies

"Tegana's manipulation of Marco Polo starts with his growing concern of the travelers to now finally using that manipulation to take the TARDIS."

Tegana manipulates Polo against the travelers
S1E17 · The Wall of Lies

"Tegana's manipulation of Marco Polo starts with his growing concern of the travelers to now finally using that manipulation to take the TARDIS."

Polo Betrays the Travelers to Tegana
S1E17 · The Wall of Lies
What this causes 1

"Tegana assures Polo that the Doctor hides inside the TARDIS, Polo demands the key then Tegana wrenches a key from the Doctor, solidifying Polo's belief in the Doctor's deceit."

Polo seizes the TARDIS under Tegana’s influence
S1E17 · The Wall of Lies

Themes This Exemplifies

Thematic resonance and meaning

Key Dialogue

"TEGANA: When the War Lord Tegana says it is so, Marco, it is so. He is in there."
"DOCTOR: Put that key in the lock, Polo, and you will destroy the ship. Then where will your precious Khan be, hmmm? You need more than a key to enter my ship. You need knowledge. Knowledge you will never possess."
"POLO: Bear witness. I wear the gold seal of Kublai Khan, and by the authority it invests in me, I do hereby seize and hold your caravan in his name. Be warned. Any resistance to this decree is instantly punishable by death."