Narrative Web
S7E17
· Masks

Data confesses alien intrusion symptoms

During a routine diagnostic in Engineering, Data—whose head is partially open for examination—suddenly experiences an unsettling 'impulse' that disrupts his usual composure. When Geordi notices his distress, Data admits to an unfamiliar sensation, then asks a chilling question: 'What does it feel like when a person loses his mind?' His voice wavers, revealing vulnerability as he grapples with the possibility of losing control. Geordi reassures him, but before he can finish, the diagnostic console registers violent anomalies. Inside Data's head, alien circuitry has begun replacing his positronic brain, and his face now bears the raised scars of the compass design from his earlier sculpture. A ceremonial neckplate appears around his neck, signaling the emergence of Masaka. The moment marks the first visible crack in Data's stability, foreshadowing the alien archive's insidious influence and the existential threat to his identity. The scene shifts from clinical concern to horror as Data's transformation accelerates beyond his control, leaving Geordi stunned and the audience with a sense of impending catastrophe.

Plot Beats

The narrative micro-steps within this event

2

Geordi performs a routine diagnostic on Data's positronic net, with Data calmly suggesting the next sub-system to examine; the examination appears normal.

calm to puzzled

Data experiences a strange sensation, describing it as an 'impulse,' and expresses a growing fear of losing his mind, prompting Geordi to become concerned and attempt to reassure him.

puzzled to fear

Who Was There

Characters present in this moment

2

Deeply concerned as Data’s distress becomes apparent, then fearful and horrified when the alien transformation manifests. His emotional state oscillates between professional detachment and personal alarm, reflecting his dual role as both engineer and friend.

Geordi is initially focused on the diagnostic, but his concern grows as Data describes the 'impulse.' He reacts with alarm when Data asks about losing one’s mind, his voice trembling as he tries to reassure his friend. His horror peaks when he witnesses Data’s physical transformation—the alien circuitry, the scars, the neckplate—and the eerie shift in Data’s demeanor. The clinical setting becomes a scene of dread as Geordi realizes the diagnostic has uncovered something far more sinister than a technical malfunction.

Goals in this moment
  • To stabilize Data’s positronic functions (professional duty)
  • To comfort Data and prevent his deterioration (personal loyalty)
Active beliefs
  • Data’s malfunctions can be resolved through technical means (proven false)
  • The crew’s bond will help Data overcome this crisis (tested by the alien force)
Character traits
Protective (of Data, his friend and colleague) Analytical (attempting to diagnose the issue) Horror-stricken (as the alien corruption becomes visible) Reassuring (though his own fear is palpable)
Follow Geordi La …'s journey

Initially confused and disoriented as he encounters an unfamiliar sensation, then fearful as he questions his own stability, and finally playfully animated as Masaka’s influence suppresses his core personality. The emotional arc reflects the erosion of his self-awareness, replaced by an alien force.

Data sits calmly with his head panel open for a diagnostic, but his composure shatters when an unfamiliar 'impulse' disrupts his positronic functions. His voice becomes uneven as he grapples with the sensation of losing control—a concept foreign to his android nature. His physical transformation is abrupt: alien circuitry invades his brain, his face develops raised compass scars, and a ceremonial neckplate appears around his neck. His demeanor shifts from confusion to an unsettling, playful animation as Masaka’s influence takes hold, marking the moment his identity begins to unravel.

Goals in this moment
  • To understand the 'impulse' disrupting his functions (logical inquiry)
  • To maintain his identity despite the alien intrusion (existential struggle)
Active beliefs
  • His positronic brain is infallible (challenged by the anomaly)
  • Human emotions are logical constructs he can analyze (now experiencing them firsthand)
Character traits
Vulnerable (uncharacteristic for Data) Philosophical (questioning human experience) Playful (as Masaka emerges, contrasting his usual stoicism) Physically reactive (to alien intrusion)
Follow Data's journey

Objects Involved

Significant items in this scene

3
Data's Positronic Net

Data’s positronic net, normally a stable lattice of circuits, becomes the battleground for the alien archive’s corruption. Geordi’s diagnostic reveals violent anomalies as alien circuitry forcibly replaces Data’s brain matter, signaling the intrusion of Masaka and the other fragmented personalities. The net’s failure is both a technical catastrophe and a metaphorical breach—Data’s mind is no longer his own, and the crew’s ability to intervene is compromised. The object’s transformation mirrors Data’s own fracturing identity, serving as a visual and narrative pivot in the scene.

Before: Fully functional, with no anomalies detected during initial …
After: Severely compromised, with alien circuitry infiltrating and replacing …
Before: Fully functional, with no anomalies detected during initial synaptic and autonomous system checks. Data’s head panel is open, exposing the positronic net for examination, but it appears intact and operational.
After: Severely compromised, with alien circuitry infiltrating and replacing core positronic components. The net is no longer under Data’s control, and its structure is visibly warped by the intrusion. The diagnostic console registers violent anomalies, confirming the corruption.
Data's Alien Circuitry

The alien circuitry is the physical manifestation of Masaka’s invasion, snaking through Data’s positronic brain like a parasitic network. Its appearance—visually distinct from Data’s original circuits—symbolizes the alien archive’s insidious corruption. The circuitry’s rapid replacement of Data’s brain matter is both a technical horror and a narrative turning point, marking the moment Data’s identity is no longer his own. Its emergence is accompanied by Data’s physical transformation (scars, neckplate), reinforcing the theme of possession and loss of self.

Before: Nonexistent; Data’s positronic brain is intact, with no …
After: Fully integrated into Data’s brain, replacing core positronic …
Before: Nonexistent; Data’s positronic brain is intact, with no signs of alien intrusion. The circuitry is dormant within the comet’s archive, awaiting activation.
After: Fully integrated into Data’s brain, replacing core positronic components. The circuitry is now the dominant force, suppressing Data’s personality and enabling Masaka’s emergence. Its presence is irreversible at this stage, setting the stage for the crew’s desperate efforts to reverse the corruption.
Enterprise-D Main Engineering Diagnostic Console (Data's Positronic Brain Monitor)

The Engineering diagnostic console serves as the interface through which Geordi monitors Data’s positronic brain. Initially, it displays normal readings, but as Data’s 'impulse' manifests, the console erupts with violent anomalies—spiking energy signatures and erratic data streams. These readings confirm the alien circuitry’s invasion, turning the console from a tool of diagnosis into a harbinger of doom. Its role shifts from clinical observation to a visual representation of Data’s unraveling, amplifying the scene’s tension.

Before: Operational and stable, displaying normal diagnostic readings for …
After: Overloaded with erratic energy readings and anomalous data, …
Before: Operational and stable, displaying normal diagnostic readings for Data’s positronic functions. Geordi is using it to run a level-one diagnostic, with no signs of irregular activity.
After: Overloaded with erratic energy readings and anomalous data, reflecting the alien corruption in Data’s brain. The console’s failure to provide clear diagnostics underscores the crew’s helplessness in the face of this threat.

Location Details

Places and their significance in this event

1
Main Engineering (Deck 42, USS Enterprise-D, Present Timeline)

Engineering, typically a hub of ordered activity and technical precision, becomes a claustrophobic and ominous setting as Data’s transformation unfolds. The sterile, functional space—lined with consoles and flickering screens—contrasts sharply with the supernatural horror of the alien corruption. The location’s usual role as a sanctuary of logic and control is subverted, as the diagnostic console’s anomalies and Data’s physical changes turn it into a stage for existential dread. The confined quarters amplify the tension, trapping Geordi and Data in a moment of irreversible change.

Atmosphere Sterile yet increasingly oppressive, with the clinical lighting casting long shadows as the diagnostic console’s …
Function Primarily a diagnostic hub where Geordi attempts to stabilize Data, but it becomes a battleground …
Symbolism Represents the fragility of logic and control in the face of the unknown. Engineering, a …
Access Restricted to authorized personnel (crew members with clearance), but the alien corruption transcends these boundaries, …
Flickering diagnostic screens displaying erratic readings The sterile glow of Engineering’s lighting, now casting an eerie pallor Data’s open head panel, exposing his positronic brain to the air The sudden appearance of alien symbols on the console, mirroring the corruption in Data’s mind

Organizations Involved

Institutional presence and influence

1
Starfleet

Starfleet’s protocols and values are tested as Data’s corruption unfolds in Engineering. The organization’s emphasis on diagnosis, containment, and crew safety is immediately challenged by the alien intrusion, which defies conventional technical solutions. Geordi’s attempts to stabilize Data reflect Starfleet’s commitment to problem-solving, but the situation exposes the limits of institutional knowledge when faced with the supernatural. The crew’s loyalty to Data and their adherence to Starfleet’s ethical principles (e.g., 'do no harm') become central to their response, even as the organization’s resources prove insufficient against Masaka’s power.

Representation Via institutional protocol (Geordi follows diagnostic procedures) and through collective action (the crew’s later efforts …
Power Dynamics Exercising authority over individuals (Geordi acts as Data’s diagnostician, following Starfleet’s chain of command) but …
Impact The event highlights Starfleet’s strengths (adaptability, crew cohesion) and limitations (vulnerability to the unknown). It …
Internal Dynamics Chain of command is tested as Geordi must act independently to assess Data’s condition, and …
To diagnose and stabilize Data’s positronic functions (following Starfleet’s technical protocols) To contain the alien threat and prevent it from spreading to the rest of the ship (safety and mission continuity) Through institutional knowledge (diagnostic procedures, emergency protocols) Via crew loyalty and personal bonds (Geordi’s protective instincts toward Data) By resource allocation (redirecting Engineering’s focus to the crisis)

Narrative Connections

How this event relates to others in the story

What led here 6
Causal

"Data's intense sensor echo during the initial scan of the comet directly leads to alien circuitry materializing within his head and his transformation, establishing a clear cause-and-effect relationship."

Sensor echo reveals comet’s hidden threat
S7E17 · Masks
Causal medium

"Picard orders a diagnostic of Data's positronic net because he is concerned that the alien archive is impacting Data directly, leading to the actual diagnostic performanced when Data starts seeing the alien symbols."

Phasers reveal the archive’s true nature
S7E17 · Masks
Causal medium

"Picard orders a diagnostic of Data's positronic net because he is concerned that the alien archive is impacting Data directly, leading to the actual diagnostic performanced when Data starts seeing the alien symbols."

Data identifies the alien archive
S7E17 · Masks
Causal medium

"Picard orders a diagnostic of Data's positronic net because he is concerned that the alien archive is impacting Data directly, leading to the actual diagnostic performanced when Data starts seeing the alien symbols."

Picard orders sensor safeguards against archive
S7E17 · Masks
Character Continuity

"Data struggles with abstract concepts in his art lesson which mirrors his struggle with his mind, eventually leading to the 'impluse', which then causes him to fear that he is losing his mind."

Data interrupted by comet anomaly
S7E17 · Masks
Character Continuity

"Data struggles with abstract concepts in his art lesson which mirrors his struggle with his mind, eventually leading to the 'impluse', which then causes him to fear that he is losing his mind."

Data struggles with artistic abstraction
S7E17 · Masks

Key Dialogue

"DATA: I am... not certain. I am experiencing a curious sensation..."
"DATA: An... impulse."
"GEORDI: Impulse? What kind of impulse?"
"DATA: I do not know."
"DATA: Geordi... What does it feel like when a person... loses his mind?"
"DATA: I... do not... know..."