S20E6

Doctor races to stop Mara resurrection

The Doctor and Nyssa examine the small crystal’s faint blue light, which Nyssa incorrectly assumes is its sole power. Interpreting this as proof that thought can be converted into energy—and possibly matter—the Doctor realizes the Great Crystal’s immense potential. With Tegan’s mind already hosting the Mara, this moment crystallizes his fear: the entity’s physical return is imminent if the Great Crystal falls into its control. Abandoning further analysis, he moves urgently to warn Ambril, the only man who knows the artifact’s location, despite past skepticism and dismissals. Time is now measured in breaths, not hours. key_dialogue: [ DOCTOR: Well, of course, it's small. It's power is obviously limited. DOCTOR: You're missing the point, Nyssa. It's not what you saw but that you saw anything at all. It proves the crystal has the quality of transforming thought into energy. DOCTOR: Perhaps even into matter itself. Just think of the power the Great Crystal must have. Whatever's in your thought, whatever in your mind, it can actually make it occur. DOCTOR: Exactly. The Mara needs the Great Crystal in order to make itself reoccur. Er, stay here. DOCTOR: To warn Ambril. He knows where the Great Crystal is now. He must be made to listen. ]

Plot Beats

The narrative micro-steps within this event

The Doctor decides to warn Ambril about the Mara's imminent return, realizing he must be made to listen about the Great Crystal's location.

determination to resolve

Who Was There

Characters present in this moment

The Fifth Doctor

Time Lord

primary

Urgency masking deep concern for Tegan's safety

The Doctor stands motionless, rolling the small crystal between his fingers as he explains its properties to Nyssa, then immediately shifts to urgent, decisive action upon realizing its connection to the Great Crystal and the Mara's intentions.

Goals in this moment

• Deduce the true power of the observed crystal to prevent the Mara's physical return
• Warn Ambril before the Mara can claim the Great Crystal

Active beliefs

• The small crystal’s behavior proves the Great Crystal’s transformative power over thought and matter
• The Mara’s resurgence is imminent if the Great Crystal falls under evil control

Character traits

Perceptive Decisive Urgently analytical

Follow The Fifth …'s journey

Supporting 1

Nyssa

Companion of the Doctor

secondary

Curious fascination tempered with dawning realization of danger

Nyssa attentively observes the crystal’s faint blue glow and responds to the Doctor’s deduction with comprehension before urging him to act. She remains in the TARDIS as the Doctor departs to warn Ambril.

Goals in this moment

• Understand the crystal’s demonstrated properties as explained by the Doctor
• Support the Doctor’s urgent plans without delay

Active beliefs

• Observation of the crystal’s effect is a valid method of scientific inquiry
• The Doctor’s insights should be acted upon immediately when they reveal existential threats

Character traits

Inquisitive Analytical Responsive

Follow Nyssa's journey

Objects Involved

Significant items in this scene

The Great Crystal

The small crystal is examined by the Doctor and Nyssa in the TARDIS, revealing its faint blue light as a key to understanding its power to transform thought into energy. The Doctor compares this capacity to the potential scale of the Great Crystal’s power, which the Mara needs to manifest physically. The crystal’s glow becomes the catalyst for urgent action.

Before: In Nyssa’s possession or observed within the TARDIS, …

After: Still in Nyssa’s possession in the TARDIS, but …

Before: In Nyssa’s possession or observed within the TARDIS, small and emitting a faint blue light.

After: Still in Nyssa’s possession in the TARDIS, but now understood as a clue to a greater artifact and threat.

Location Details

Places and their significance in this event

TARDIS Central Control Chamber

The TARDIS control chamber hums with the usual blend of technology and urgency as the Doctor and Nyssa analyze the crystal, the room serving as a sanctuary for desperate science where temporal mechanics and psychological threats collide. The console’s soft glow illuminates the moment of epiphany that transforms their understanding of the crisis.

Atmosphere Tense but focused, charged with the weight of impending revelation and imminent danger

Function Laboratory of desperate scientific inquiry where perception becomes power

Symbolism Represents the intersection of knowledge and action in the face of cosmic evil

Access Restricted to authorized companions and travelers

Dim bluish glow from the console mixing with the crystal’s faint blue light Long shadows cast by the curved walls and irregular console lights Scent of Nyssa’s lavender oils and ozone from the TARDIS mechanisms

Organizations Involved

Institutional presence and influence

Great Crystal Access Authority (Institutional Gatekeepers)

Ambril’s authority is indirectly invoked as the Doctor recognizes the only man who knows the Great Crystal’s location must be warned immediately. The organization’s procedural control over the artifact’s access becomes a critical obstacle as time narrows and urgency escalates.

Representation Implicitly represented through the named Director Ambril as the gatekeeper of the Great Crystal

Power Dynamics Institutional authority versus immediate existential threat, with bureaucracy outweighing crisis response

Impact Institutional inertia prioritizes protocol over urgent warnings, potentially enabling the Mara’s return by delaying protective …

Internal Dynamics Potential conflict between Ambril’s skepticism and the emerging threat confronting institutional dogma

Maintain control and secrecy over the Great Crystal’s location Adhere to established protocols regardless of external supernatural threats Restricted access through procedural oversight and physical custody Dogmatic adherence to empirical certainty over anecdotal warnings

Narrative Connections

How this event relates to others in the story

What led here 1

What this causes 1

Part of Larger Arcs

The Doctor's desperate fight to understand and prevent the Mara's return through empirical science and urgent intervention, despite institutional denial and skepticism.