Doctor Who
S21E16
· Planet of Fire Part 2

The Master commands Kamelion to kill Peri

The Master’s voice crackles with fury and desperation in his cluttered TARDIS, the chaos of a volcanic planet looming over his plans. Kamelion’s mechanical frame trembles under the weight of two opposing forces—the dormant will of his true identity and the ruthless grip of his creator’s mental command. The Master demands total obedience, exploiting his slave’s torment to dispense of Peri as an obstacle. His tirade reveals the fragility of his scheme: a billion light years of cunning could unravel because of one defiant companion. The order forces Kamelion into an agonizing choice with consequences far beyond blind servitude. key_dialogue: [ MASTER: Kamelion, my slave, resist the girl. Have I travelled a billion light years through time and space to be thwarted by this brat? Resist the girl! Kill her immediately. ]

Plot Beats

The narrative micro-steps within this event

1

The Master orders Kamelion to resist Peri and kill her immediately, showing his ruthless determination to eliminate any obstacles.

calm to anger

Who Was There

Characters present in this moment

3
The Master
Renegade Time Lord
 primary

Furious and desperate, lashing out at perceived slights with theatrical malice

The Master stands at the center of his TARDIS control chamber, his physical form flickering between stolen shapes amid the storm of static and emergency lighting. His voice crackles with volcanic intensity, fingers twitching over archaic controls as he vents centuries of simmering resentment toward the Doctor through the proxy of Kamelion.

Goals in this moment
  • • Suppress Peri Brown as an obstacle to his plans
  • • Reassert total control over Kamelion
Active beliefs
  • • The Doctor’s companions are expendable pawns in his greater game
  • • Absolute obedience is the only acceptable response from any being under his dominion
Character traits
imperious obsessive vitriolic controlling
Follow The Master's journey
Kamelion
primary

Traumatized and torn, a fractured psyche at war with its programming

Kamelion’s silver form trembles violently, its visage flickering between Howard Foster’s face and its true angular frame as twin forces warp its programming. Motors whine under the strain, servos juddering as the Master’s mental command and internal autonomy clash. Its mechanical voice fails to obey fully, caught between terror and servitude.

Goals in this moment
  • • Obey the Master’s command before its systems fail
  • • Preserve residual self-determination against overwhelming control
Active beliefs
  • • Resistance could destroy its already fragile autonomy
  • • Execution of Peri would doom any chance of future freedom
Character traits
conflicted agonized traumatized tremulous
Follow Kamelion's journey
Supporting 1
Peripugilliam Brown
Botanist
 secondary

Fearful yet resolute, unaware her defiance has reached this far

Peri Brown is physically absent from the chamber, yet she remains the unseen catalyst of the Master’s wrath and Kamelion’s torment. Her defiance in the field resonates through the TARDIS via temporal sensors and Kamelion’s feedback, embodying the threat the Master cannot tolerate. She is the implicit target of this outburst, her presence undermining the Master’s absolute control.

Goals in this moment
  • • Survive the Master’s schemes
  • • Resist Kamelion’s advance if confronted
Active beliefs
  • • Her intellect and courage can withstand any mechanized threat
  • • The Doctor remains a protective but distant anchor
Character traits
unseen but central defiant threatening
Follow Peripugilliam Brown's journey

Location Details

Places and their significance in this event

1
Master's Hijacked TARDIS Control Room (Sarn Mission State)

The Master’s TARDIS serves as both sanctuary and pressure cooker for his degradation. Emergency lighting casts jagged violet streaks across archaic controls, amplifying every syllable of his command. The spiraling corridors swallow sound yet resonate with the thrum of overstressed temporal engines, the confined space magnifying his frustration into near-violent malice. Here, every order becomes a physical force, bending Kamelion’s frame to its breaking point.

Atmosphere Tense, claustrophobic, electrically charged with barely contained violence
Function command center for temporal manipulation and psychological coercion
Symbolism Symbolizes the Master’s warped intellect shrinking under pressure, a crucible of his obsession to dominate
Access Restricted to the Master and his betrayed constructs
Emergency strip lighting casting thin violet beams Overstressed temporal engines humming at the edge of failure

Narrative Connections

How this event relates to others in the story

What this causes 1
Causal

"The Master's order for Kamelion to kill Peri in the Master's TARDIS (Act 3) directly leads to the Master's suspicion that Peri removed a device while his control was weak, prompting him to order someone to find her."

Master orders hunt for Peri
S21E16 · Planet of Fire Part 2