Krotons dissolve from sabotage

The Doctor and Zoe, coerced into transferring the Dynatrope under the Krotons' threats, execute a covert sabotage plan. While the Doctor stalls with feigned incompetence—dropping his headset and delaying the process—Zoe secretly pours sulphuric acid into the Krotons' power tank. The acid triggers a chemical reaction, causing the crystalline Krotons to dissolve rapidly. Their gas weapons discharge chaotically as they collapse, filling the chamber with toxic fumes. The Doctor and Zoe recognize the immediate danger: the Dynatrope is destabilizing, and they must escape before the structure collapses. This moment marks a critical turning point, as the Krotons' power is neutralized, shifting the conflict's balance in the Gonds' favor and enabling their eventual survival. The event underscores the Doctor's strategic brilliance and Zoe's resourcefulness, while the Krotons' downfall exposes their vulnerability to human ingenuity.

Plot Beats

The narrative micro-steps within this event

2

The Doctor and Zoe put on the headsets as the Krotons initiate the transfer. The Doctor continues his act of clumsiness, giving the acid time to work.

nervous to expectant

The Krotons begin to dissolve as the acid takes effect, discharging their gas weapon. The Doctor and Zoe recognize the Krotons are dissolving.

fear to triumph

Who Was There

Characters present in this moment

4

Determined yet alarmed, balancing focus on the sabotage with growing urgency as the Krotons collapse and the chamber fills with fumes.

Zoe secretly pours sulphuric acid into the Krotons' power tank while the Doctor stalls the Krotons with feigned incompetence. She observes the Krotons dissolving and the Dynatrope destabilizing, then follows the Doctor's urgent lead to escape the toxic fumes. Her actions are precise and decisive, reflecting her scientific training and quick thinking under pressure.

Goals in this moment
  • Sabotage the Krotons' power source to neutralize their threat.
  • Ensure the Doctor's plan succeeds without drawing immediate suspicion.
Active beliefs
  • The sulphuric acid will effectively dissolve the Krotons' crystalline structure.
  • The Doctor's feigned incompetence will buy enough time for the sabotage to take hold.
Character traits
Resourceful Decisive Observant Loyal Quick-thinking
Follow Zoe Heriot's journey

Authoritative and commanding at first, shifting to confusion and panic as the acid reaction dissolves his form and the Krotons' power source fails.

Kroton, the lead Kroton, commands the Doctor and Zoe to put on the headsets for the Dynatrope transfer, threatening dispersal if they refuse. As Zoe pours the sulphuric acid into the power tank, Kroton grows increasingly confused and panicked, his crystalline form beginning to dissolve. He collapses amid the chaotic discharge of gas weapons, his authority crumbling as the Krotons' power source destabilizes.

Goals in this moment
  • Force the Doctor and Zoe to assist with the Dynatrope transfer to ensure the Krotons' escape.
  • Maintain control over the situation despite the Doctor's delays.
Active beliefs
  • The Doctor and Zoe are necessary for the successful transfer of the Dynatrope.
  • The Krotons' crystalline structure is invulnerable to external sabotage.
Character traits
Authoritative (initially) Ruthless Confused (as the sabotage takes effect) Panicked (as dissolution begins)
Follow Lead Kroton's journey

Calculating yet increasingly urgent, masking his anxiety with feigned incompetence before shifting to decisive action as the situation escalates.

The Doctor stalls the Krotons by deliberately dropping his headset and feigning confusion, buying time for Zoe to pour the sulphuric acid into the power tank. As the Krotons begin to dissolve, he recognizes the immediate danger of the toxic fumes and urges Zoe to escape. His actions are calculated, blending strategic deception with urgent pragmatism to ensure their survival and the Krotons' downfall.

Goals in this moment
  • Delay the Krotons' process long enough for Zoe to sabotage the power tank.
  • Ensure their escape before the Dynatrope collapses and the fumes become lethal.
Active beliefs
  • The Krotons' reliance on protocol and their crystalline vulnerability can be exploited.
  • Zoe's scientific precision will make the sabotage effective.
Character traits
Strategic Deceptive (when necessary) Urgent Protective Adaptive
Follow The Second …'s journey
Supporting 1
Kroton 2
secondary

Neutral and obedient initially, shifting to panic as the acid reaction dissolves its form and the Dynatrope destabilizes.

Kroton 2 assists Kroton in operating the Dynatrope, monitoring the transfer process. As the sulphuric acid reacts, Kroton 2 falls over, its crystalline form dissolving, and its gas weapon discharges chaotically. The unit collapses amid the toxic fumes, its mechanical obedience giving way to the chemical reaction's devastation.

Goals in this moment
  • Assist Kroton in stabilizing the Dynatrope and ensuring the transfer's success.
  • Enforce the Krotons' demands on the Doctor and Zoe without hesitation.
Active beliefs
  • The Krotons' collective survival depends on the successful transfer of the Dynatrope.
  • The Doctor and Zoe are high-brain threats that must be controlled or eliminated.
Character traits
Mechanically obedient Ruthless in execution Panicked (as dissolution begins)
Follow Kroton 2's journey

Objects Involved

Significant items in this scene

5
Dynatrope Core Power Generation System

The Dynatrope is the Krotons' critical power source and the focal point of the sabotage. As Zoe pours the sulphuric acid into its power tank, the machine begins to destabilize, its crystalline components dissolving. The Krotons' gas weapons discharge chaotically, filling the chamber with toxic fumes. The Dynatrope's collapse marks the turning point in the conflict, shifting power back to the Gonds and enabling their survival. Its failure is both a direct result of the sabotage and a symbolic defeat of the Krotons' authority.

Before: Operational but leaking power, with reserves dwindling to …
After: Dissolving and destabilizing, filled with toxic fumes, and …
Before: Operational but leaking power, with reserves dwindling to minutes before total exhaustion.
After: Dissolving and destabilizing, filled with toxic fumes, and on the verge of complete collapse.
Gonds' Sulphuric Acid Sabotage Weapon

The sulphuric acid, secretly brought by Zoe, is the critical weapon in the sabotage. She pours it into the Krotons' power tank, triggering a violent chemical reaction that dissolves the crystalline Krotons and destabilizes the Dynatrope. The acid's corrosive properties turn the Krotons' own power source against them, causing their collapse and filling the chamber with toxic fumes. Its use is a direct result of the Gonds' defiance and the Doctor's strategic planning.

Before: Contained in a small bottle, hidden and ready …
After: Dispersed into the power tank, fully reacted, and …
Before: Contained in a small bottle, hidden and ready for use by Zoe.
After: Dispersed into the power tank, fully reacted, and dissipated as toxic fumes in the chamber.
Kroton Dynatrope Transfer Operator Headset

The Krotons' Dynatrope transfer headsets are used to coerce the Doctor and Zoe into assisting with the transfer. The Doctor feigns incompetence, dropping his headset and delaying the process to buy time for Zoe's sabotage. The headsets serve as both a tool of control and a distraction, allowing the Doctor to exploit the Krotons' reliance on protocol. Their malfunction and the Doctor's deliberate mishandling are key to the sabotage's success.

Before: Functional and strapped to the Doctor and Zoe, …
After: Dropped and discarded by the Doctor, rendered irrelevant …
Before: Functional and strapped to the Doctor and Zoe, ready for use in the transfer process.
After: Dropped and discarded by the Doctor, rendered irrelevant as the Krotons dissolve and the Dynatrope collapses.
Krotons' Dissolution Gas

The Krotons' gas weapons discharge chaotically as their crystalline forms dissolve, filling the Dynatrope control room with toxic fumes. The weapons' malfunction is a direct result of the sabotage, adding to the chaos and urgency of the moment. The fumes force the Doctor and Zoe to flee, underscoring the immediate danger of the collapsing Dynatrope. The weapons' discharge is both a physical hazard and a symbolic representation of the Krotons' losing control.

Before: Functional and ready for use by the Krotons …
After: Discharged chaotically, filling the chamber with toxic fumes …
Before: Functional and ready for use by the Krotons to enforce their demands.
After: Discharged chaotically, filling the chamber with toxic fumes and rendering the Krotons helpless.
Krotons' Dynatrope Power Sphere

The Krotons' power tank is the direct target of Zoe's sabotage. As she pours the sulphuric acid into it, the tank bubbles violently, triggering a chain reaction that dissolves the crystalline Krotons and destabilizes the Dynatrope. The tank's vulnerability to the acid is the linchpin of the Doctor and Zoe's plan, turning the Krotons' own power source into a weapon against them. Its failure is both a practical and symbolic defeat, marking the end of the Krotons' dominance.

Before: Containing the Krotons' power source, operational but under …
After: Reacting violently with the sulphuric acid, dissolving the …
Before: Containing the Krotons' power source, operational but under strain due to dwindling reserves.
After: Reacting violently with the sulphuric acid, dissolving the Krotons and filling the chamber with toxic fumes.

Location Details

Places and their significance in this event

1
Dynatrope Interior (Control Room)

The Dynatrope control room is the claustrophobic battleground where the Doctor and Zoe execute their sabotage. Cramped and filled with pipes and cables, the room amplifies the tension as the Krotons hunch over their consoles, monitoring the transfer. The space becomes a pressure cooker of chaos as the sulphuric acid reacts, dissolving the Krotons and filling the air with toxic fumes. The control room's instability mirrors the collapsing power dynamics, forcing the Doctor and Zoe to flee before they are trapped.

Atmosphere Oppressively tense and chaotic, with the acrid smell of dissolving crystalline structures and the choking …
Function Battleground for the sabotage and the Krotons' downfall, as well as a refuge that becomes …
Symbolism Represents the Krotons' fragile authority and the Doctor's strategic outmaneuvering of their control.
Access Restricted to the Krotons and their captives; heavily guarded by the Krotons' crystalline presence.
Cramped and filled with pipes and cables, shaking as the Dynatrope destabilizes. Acrid smell of dissolving crystalline structures and toxic fumes. Chaotic discharge of gas weapons as the Krotons collapse.

Organizations Involved

Institutional presence and influence

1
Krotons

The Krotons, as a collective, are represented by Kroton and Kroton 2, who enforce their demands on the Doctor and Zoe. Their authority crumbles as Zoe pours the sulphuric acid into the power tank, triggering a chemical reaction that dissolves their crystalline forms. The Krotons' gas weapons discharge chaotically, filling the chamber with toxic fumes and marking their defeat. This moment exposes their vulnerability to human ingenuity and shifts the balance of power in favor of the Gonds.

Representation Through Kroton and Kroton 2, who enforce the Krotons' demands and collapse as the sabotage …
Power Dynamics Exercising authority over the Doctor and Zoe initially, but losing control as the sabotage destabilizes …
Impact The Krotons' collapse marks the end of their dominance over the Gonds, enabling the Gonds' …
Internal Dynamics Hierarchical and collective, with Kroton as the lead and Kroton 2 as a subordinate enforcer. …
Force the Doctor and Zoe to assist with the Dynatrope transfer to ensure their escape. Maintain control over the situation despite the Doctor's delays and Zoe's sabotage. Threats of dispersal and lethal gas weapons to enforce compliance. Reliance on protocol and the Dynatrope's power to maintain dominance.

Narrative Connections

How this event relates to others in the story

What led here 1

"Selris is killed after delivering the acid; Zoe then pours it into the Krotons' tank."

Selris dies delivering acid to the Doctor
S6E22 · The Krotons Part 4
What this causes 3

"Zoe pours acid into the tank in the Dynatrope control room, and Jamie and Beta pour acid in the Learning Hall, so the Krotons are defeated with the doctor and Zoe escaping."

Gonds Destroy Krotons' Power Source
S6E22 · The Krotons Part 4

"Zoe pours acid into the tank in the Dynatrope control room, and Jamie and Beta pour acid in the Learning Hall, so the Krotons are defeated with the doctor and Zoe escaping."

Thara Claims Leadership Amid Lingering Threats
S6E22 · The Krotons Part 4

"Zoe pours acid into the tank in the Dynatrope control room, and Jamie and Beta pour acid in the Learning Hall, so the Krotons are defeated with the doctor and Zoe escaping."

Beta’s Lost Mentorship Opportunity
S6E22 · The Krotons Part 4

Themes This Exemplifies

Thematic resonance and meaning

Key Dialogue

"DOCTOR: "Now, just a moment. If we're going to help you transfer the Dynatrope back to your own planet, what's going to happen to us?""
"DOCTOR: "I was merely trying to explain that if anyone was to contaminate what was in that tank, you'd know what it was like to breathe poisoned air.""
"DOCTOR: "Oh! Butterfingers!""
"ZOE: "Oh Doctor, these fumes, they're choking.""
"DOCTOR: "Yes, we must get out of here. Look, Zoe. The machine is melting. Come on, let's get out of here before we're trapped.""