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Lacunar Infarct Induction Carbine

The Lacunar Infarct Induction Carbine delivers a precisely shaped ultrasonic pulse through a parabolic focusing array embedded in its barrel assembly. The pulse is calibrated to induce localized vasospasm in the small penetrating arteries supplying the deep white matter and subcortical structures of the brain — specifically the internal capsule, thalamus, and basal ganglia. The result is a targeted lacunar infarct: a small, contained stroke that produces predictable and selective neurological deficits depending on the pulse parameters loaded into the firing profile.

name

Lacunar Infarct Induction Carbine

aliases

LIIC-1
Lacuna
The Forgetter

category

firearm

manufacturer

HELIX BIOSYSTEMS

tier availability

Black market / Military intelligence only

legality

Prohibited — classified as a neurological torture device under GLMZ Statute 44-C

base technologies

Parabolic ultrasonic pulse focusing
Cerebrovascular vasospasm induction
Programmable neurological deficit profiling

specifications

effective range: 25 meters
pulse duration: 0.8 seconds
firing profiles: Aphasia, Motor Drop, Blank, Archive
effect onset: 3–8 seconds post-pulse
effect duration: 15 minutes to 72 hours depending on profile and individual vasculature
weight: 3.1 kg
power source: Proprietary Helix DAT-cell, 12 shots per cell
detectability: Silent, no visible emission, no thermal signature

tactical use

Intelligence and interrogation-adjacent operations. The 'Archive' profile is used before extracting a target to prevent them from forming memory of their capture route or holding location. 'Aphasia' is deployed during negotiations or testimony to discredit a target without visible injury. 'Blank' is used for soft abductions — the target experiences a gap in memory and cannot reliably report what happened. Operators are typically trained neuroscience technicians or intelligence assets, not standard combatants.

cultural context

The LIIC-1 exists in GLMZ's underworld as an almost mythological object — most people have heard of it but few have seen one. It is associated exclusively with corporate intelligence work, and the phrase 'they Lacunaed him' has entered street slang to describe someone who seems present but hollowed out, unable to account for lost time. Survivors of Archive profile exposure often struggle to be believed — their testimony is fragmented and inconsistent in ways that mimic intoxication or fabrication.

known users

Corporate intelligence divisions (off-books)
State security services
High-end fixers specializing in information suppression
Black-site interrogation specialists

story hooks

A key witness in a corporate fraud trial has arrived at the hearing with a six-hour memory gap covering the exact period they were supposed to have observed the incriminating transaction. No injury. No toxicology hit. Someone used a Lacuna on them, and the party needs to prove it.
One of the party members wakes up in a location they don't recognize with three hours missing. The only clue is a faint tinnitus in their left ear that a street medic says is consistent with focused ultrasonic exposure.
A Helix Biosystems researcher wants to defect and is willing to hand over the LIIC-1 calibration schematics. The problem is that Helix's intelligence division already knows she's talking to outside parties, and they have at least two Lacunas in the city.

ammunition type

energy_cell

related entities

Alper Lebedev-Tutu
Bathysphere Networks
Biometric Denial Charge BDC-1
Free Assembly
GLMZ
Helix Biosystems
Lacuna Genomics
Lazarus Pharmaceuticals Hematic Sentinel Array — 'The Warden'
Phased Acoustic Neurostimulator PAN-3 'Tinnitus'
TESSERA PG-2 'Signature'
Zheng-Dao Marrow-Pulse Implant

physical description

visual profile	A sleek, clinical carbine that resembles advanced medical imaging equipment more than a conventional firearm. The barrel assembly dominates the weapon's profile, featuring a distinctive bulbous parabolic focusing chamber that tapers toward a smooth, featureless muzzle. The overall aesthetic is precisely engineered and dehumanizing — all curves and optimization with no aggressive edges.
dimensions	Carbine length: 68 cm. Barrel with focusing array: 32 cm. Focusing chamber diameter: 8 cm at widest point. Height across receiver: 6 cm.
weight description	Deceptively light for its size — 3.1 kg distributed across a well-balanced frame. Feels almost insubstantial, like holding precision laboratory equipment rather than a weapon. No felt recoil due to ultrasonic firing mechanism.
primary material	Aerospace-grade titanium-aluminum composite chassis. Parabolic focusing array is biocompatible acoustic ceramic with embedded transducer lattice.
finish	Surgical grade — matte gunmetal gray with brushed satin accents. The ceramic focusing chamber has a subtle pearlescent quality under certain light, faintly iridescent like opalescent medical glass.
color scheme	Dominant matte gunmetal gray. Accent striping in clinical white along the receiver rail. The ceramic focusing array shows faint iridescent blue-gray undertones. A small crimson power indicator sits near the grip.
grip texture	Textured medical-grade thermoplastic polymer — not rubberized, but slightly grippy and temperature-inert. Ergonomic contours suggest precision handling rather than combat muscle memory.
distinctive features	Parabolic ceramic focusing chamber dominates barrel — geometric precision, no industrial roughness Featureless muzzle with no visible aperture (ultrasonic emission is silent and invisible) Integrated digital readout display (3cm screen) on left receiver showing firing profile, pulse parameters, and remaining cell charge Four recessed profile selector buttons (Aphasia, Motor Drop, Blank, Archive) with faint LED backlighting — currently dark Proprietary Helix DAT-cell contact points visible on right side beneath the chamber — gold-plated conductors Minimal rail system — only a top-mounted optical guide for targeting (sight is digital, not magnified) No cooling vents; surgical-sealed construction suggests internal heat dissipation Subtle HELIX BIOSYSTEMS logo engraved in microscopic text on the focusing chamber rim Wear pattern: typically pristine; any field use shows zero carbon scoring, instead showing faint thermal stress marks on the ceramic
manufacturer markings	HELIX BIOSYSTEMS logo (interlocked DNA helix) laser-engraved in 2mm letters on the left receiver flat. Serial number etched in microscopic font on the ceramic focusing array rim. Proprietary military classification markings in red on the underside of the receiver.
condition typical	Maintained in forensic cleanliness. Field weapons show microscopic thermal stress discoloration on the ceramic focusing array but remain otherwise pristine. The weapon is too specialized and expensive for battle-wear; it is either immaculate or confiscated/destroyed.

image prompt

Helix Biosystems Lacunar Infarct Induction Carbine lying horizontally on a surgical steel examination table, shot from above at a 45-degree angle. Dramatic cool-white surgical lighting casting sharp shadows. The matte gunmetal finish reflects blue-tinged light. Close detail on the parabolic ceramic focusing chamber showing its iridescent subtle blue-gray sheen. The digital readout screen is dark. A gloved hand (latex, clinical) enters frame from the right, touching the grip. The background is deep black with clinical precision. Neo-noir urban aesthetic emphasizing cold medical technology, not warfare — this is an instrument of interrogation disguised as science. High key lighting on the weapon, absolute black surrounding. --ar 3:2 --v 6

visual prompt