Run: 2026-07-25-01KYD6VKBSRF5TY7MCSWC2W08D

Run Details

Duration:
20.1s
Cost:
$0.012023
Provider:
Meta

Model input

System
You are an expert novelist with a gift for vivid, immersive prose. You write in tight third-person limited point of view with a strong narrative voice. Your prose is clean, precise, and engaging — you favor strong verbs, concrete details, and natural-sounding dialogue. You will be given a story bible (codex) containing canonical details about characters, locations, items, and lore. Use these details to ground your writing in the established world. Stay consistent with the codex. Write only the prose of the scene. Do not include titles, chapter headings, markdown formatting, or any commentary before or after the scene.
User/Human
<codex> <character id="4416" name="Detective Harlow Quinn" aliases="Quinn, Detective Quinn, Harlow" pronouns="she/her" species="Human" storyRole="Antagonist"> <eyeColor>brown</eyeColor> <hair>closely cropped salt-and-pepper</hair> <height>5'9"</height> <age>41</age> <jawline>sharp jaw</jawline> <watch>worn leather watch on her left wrist</watch> <bearing>military precision</bearing> <description>A Metropolitan Police detective with 18 years of decorated service who suspects the clique is involved in criminal activity.</description> <backstory>She lost her partner, DS Morris, during a case three years ago under unexplained circumstances that had supernatural origins she doesn't yet understand.</backstory> </character> <character id="4414" name="Eva Kowalski" aliases="Eva, Evie" pronouns="she/her" species="Human" storyRole="Best Friend"> <eyeColor>green</eyeColor> <hair>curly red</hair> <height>5'4"</height> <age>26</age> <glasses>round glasses</glasses> <satchel>worn leather satchel full of books</satchel> <freckles>freckled complexion</freckles> <nervousHabit>tucking hair behind her left ear</nervousHabit> <description>Aurora's childhood friend and an occult researcher.</description> <backstory>Moved to London two years before Aurora and works as a research assistant at the British Museum's restricted archives. She holds a master's degree in Ancient History from Oxford.</backstory> </character> <location id="856" name="The Veil Market" aliases="Veil Market, the Market, underground market" realm="Earth"> <currentLocation>abandoned Tube station beneath Camden</currentLocation> <entryRequirement>bone token</entryRequirement> <schedule>moves locations every full moon</schedule> <description>A hidden supernatural black market that sells enchanted goods, banned alchemical substances, and information.</description> </location> <item id="2004" name="Veil Compass" aliases="the Compass, shadow compass" type="Tool" origin="The Veil Market"> <casingMaterial>small brass compass</casingMaterial> <faceMarkings>face etched with protective sigils</faceMarkings> <needle>points toward the nearest supernatural rift or portal</needle> <patina>casing has a patina of verdigris</patina> <creator>crafted by a Shade artisan</creator> <description>A compass attuned to supernatural energy.</description> </item> </codex> Write a fully fleshed out scene of at least 1000 words in the mystery genre. A detective arrives at a crime scene in an unusual location. Something is wrong — the evidence doesn't add up. A colleague is present, offering a different interpretation. Through careful observation and deduction, the detective begins to see what others have missed. Use the codex entries above as your world reference for characters and setting. Only include the prose of the scene without any markdown or commentary.

Model response

AI
The call had come in at 03:17 as an unattended death in Camden, which was precisely why Harlow Quinn knew it was bullshit. Unattended deaths did not happen in decommissioned Tube stations that had been sealed since the Blitz. They did not happen three levels below street level behind a service door that Transport for London swore did not exist. And they did not, as a rule, require a bone token to enter. She turned the thing over in her palm. It was cold, smooth, a distal phalanx bleached white and drilled through with a loop of black cord. The uniform who'd met her at the top of the service stair had handed it over without meeting her eyes. "Ma'am, you need to hold it. They said you need to hold it the whole time you're down there or you won't... you won't see the door correctly." Quinn had been Metropolitan Police for eighteen years and she had learned to hold whatever strange evidence people gave her without comment. She looped the cord around her wrist and shoved her hands into her coat pockets. When she reached the lower platform, she understood what he meant. The abandoned station wasn't abandoned. Water still wept down the tiled walls, the old green and cream tiles filmed with mold and mineral crust. The tracks were dead, the third rail gapped and rusted. But strung between the pillars, humming with cheap fairy light and paper lanterns, was a market. Stalls made from old luggage racks and upturned milk crates. Tarps that breathed wrong in still air. The smell of fried onions and ozone and something like incense that was trying too hard to cover up something else. The air had a pressure to it, low and insistent, like before a storm. The Veil Market, Eva had called it. Two nights ago, over cheap wine in Quinn's kitchen, Eva Kowalski had pushed her round glasses up her nose and said it moved every full moon and that this month it was under Camden and that if Quinn ever got a case down there she absolutely could not go alone. Then she'd dug a small brass compass out of her worn leather satchel full of books and pressed it into Quinn's hand. Quinn's left wrist gave off a dull tick. She checked the worn leather watch there out of habit. 04:02. The body was in the center of the market, and that was the first thing that was wrong. The Met's photographer was already there, circling. So was the cordon, two young PCs looking actively miserable and trying not to look at the stalls that were now hurriedly packing up. In the middle, on the cracked concrete where the platform edge dropped to the tracks, a man lay supine. Mid-forties, stocky build, wax-pallor skin. Arms at his sides. No visible blood. Eva Kowalski was crouched next to him. Quinn felt a flare of annoyance, tight and familiar. "Evie. I told you to wait at the top." Eva looked up, freckled complexion pale under the lantern light, her curly red hair pulled back in a messy knot. She tucked a strand that had escaped behind her left ear, the nervous habit she always fell back on when she was caught. "I did wait," she said. "For ten minutes. Then Detective Constable Singh said it was okay to -" "DC Singh is not in charge of this scene." Quinn moved past her and knelt, her coat pooling around her. She was 5'9" in flat shoes and she carried herself with a military precision that made even crouching look like a drill movement. Up close, the man was wrong in a way she couldn't immediately name. She stared. Clean hands. Clean clothes - a heavy workman's coat, cheap but not stained. No defensive wounds. No sign of struggle on the concrete around him. His eyes were open, staring at the vaulted ceiling, pupils blown wide. His mouth was slightly open. "Uniform says it's an OD," Singh said behind her. He was new, earnest. "We found a baggie near his left hand. Looks like Black Lotus. Maybe he came down here to buy, took too much, keeled over." Quinn didn't answer. She was looking at the baggie. Small, zip-locked, filled with a dark, iridescent powder that shifted even though there was no draft. Eva leaned in, careful not to touch. "That's not Black Lotus." Singh bristled. "It field-tested -" "It field-tests like it, but it's ground whisperglass," Eva said, quietly. "It's not a narcotic. It's an alchemical catalyst. Forbidden, yes, but not recreational. You wouldn't snort it. You'd use it in warding powder. And you wouldn't die from it unless you -" She stopped herself and glanced at Quinn. Quinn stood up, scanning. "Nobody has an 'unattended death' in the middle of a black market and leaves him laid out like Sleeping Beauty. Where's the stall owners? Where are the witnesses?" "Gone when we arrived," Singh said. "Only this woman - Ms. Kowalski - was here. She says she was researching." Researching. Quinn filed that away to tear apart later. She looked again at the body. Brown eyes narrowed. The man's coat was buttoned up wrong. One button hole skipped. Someone had dressed him, or redressed him. And his shoes - heavy boots - were clean. Spotless. On a platform that was slick with fifty years of Tube grime. She crouched again and lifted his left wrist, then his right. Rigor had set in the jaw but not fully in the limbs. Dead four to six hours, which put it at roughly ten PM to midnight. Full moon tonight. The market would have been at its busiest. "If he overdosed here, in a crowd, someone would have moved him," Quinn muttered. "Or robbed him. His pockets haven't been turned." Eva was watching her, green eyes sharp behind her glasses. She reached into her satchel, then hesitated. "Harlow. Can I?" Quinn gave a single tight nod. Eva pulled out the compass. Small brass, its casing filmed with a patina of verdigris that made it look a hundred years old. The face etched with protective sigils that Quinn didn't recognize and didn't want to. The needle - it should have pointed north. It didn't. It spun lazily, then dragged, then fixed, pointing not north, not toward the body, but past it, toward the far end of the platform where the old tunnel mouth yawned black. The needle trembled. "That's the Veil Compass," Eva breathed. "Crafted by a Shade artisan. It points toward the nearest supernatural rift or portal. It's... there's usually residual energy around a death, especially here, but it's not pointing at him." Quinn felt the familiar itch at the back of her skull, the same itch she'd had three years ago when they'd found DS Morris in that flat in Whitechapel with no marks on him and his face frozen in something that wasn't quite fear. Unexplained circumstances. Words that had gone into a report and haunted her sleep ever since. Something is wrong. The evidence doesn't add up because it's not evidence of what they think it is. She looked at the way the man was lying again. Supine. Arms at his sides. Too neat. Laid out. And the clean boots. And the compass pointing away. "He didn't die here," Quinn said. Singh frowned. "What?" "He died somewhere else and was dumped here. Someone carried him through." She stood, pointing down toward the tunnel where the compass needle still quivered. "Where does that tunnel go?" Eva's voice was very small. "They say one of the old service tunnels down here never closed properly. It thins. Sometimes things - things come through if you're not careful." Quinn stepped toward the edge of the platform. The air down there was colder. And now that she was paying attention, she could see it - drag marks. Not on the concrete where everyone had been walking. Down in the track bed itself. A faint double furrow in the slick grime, as if heels had been dragged. She jumped down onto the tracks, ignoring Singh's protest. The bone token against her wrist was freezing now. She followed the marks ten feet into the tunnel. The lantern light died fast here. Her breath fogged. And in the dark, at the edge of the light, she saw what the compass had been screaming about. The air had a tear in it. No larger than a doorway, vertical, its edges shivering like heat haze over asphalt. Through it she could see not brick, but something vast and dim and moving. And on this side of the tear, half in the world and half out, was a second set of footprints going the other way. Heavy boots, but the tread was wrong - too deep, too splayed - and beside them, a smear of something dark that wasn't blood, glittering faintly like that powder in the baggie. Singh called from the platform, his voice thin. "Ma'am? Detective Quinn?" Quinn didn't answer. She stared at the thing in the air and felt the old case file in her head slide open, DS Morris's open eyes superimposed over this dead man's. Someone hadn't overdosed. Someone had been taken through, done something wrong on the other side, and been sent back. A warning. A return-to-sender. Eva scrambled down beside her, her satchel bumping her hip. She grabbed Quinn's arm, her fingers cold. "Harlow, that's an active rift. We have to -" "I know," Quinn said. Her sharp jaw was set. She reached up and checked her watch again, an anchor, a human time in an inhuman place. "We need to get the body out of here. And then you are going to tell me, without the cryptic bullshit this time, exactly who shops here. Because my victim isn't a junkie who got lost. He's a courier who got killed. And whoever dressed him and laid him out in the middle of the market wanted us to find him." Behind them, the Veil Compass's needle spun a full, frantic circle and then locked, dead-still, pointing straight at the darkness inside the tear.
created_at"2026-07-25T17:58:35.136Z" 7/25/2026, 5:58:35 PM
model"meta/muse-spark-1.1-20260709"
app_id182717
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cancelledfalse
latency3031
moderation_latency(null)
generation_time20007
tokens_prompt896
tokens_completion2402
native_tokens_prompt989
native_tokens_completion2538
native_tokens_completion_images0
native_tokens_reasoning344
native_tokens_cached0
num_media_prompt(null)
num_input_audio_prompt(null)
num_media_completion0
num_search_results(null)
num_fetches(null)
web_search_engine(null)
origin"https://ncbench.com/"
is_byokfalse
finish_reason"stop"
native_finish_reason"completed"
service_tier"auto"
usage0.01202275
router(null)
provider_responses
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latency348
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data_region"global"

Evaluation details

Result Evaluator Details Meta Data
100.00% Adverbs in dialogue tags
Target: ≤10% dialogue tags with adverbs
totalTags21
adverbTagCount0
adverbTags(empty)
dialogueSentences34
tagDensity0.618
leniency1
rawRatio0
effectiveRatio0
88.10% AI-ism adverb frequency
Target: <2% AI-ism adverbs (58 tracked)
wordCount1680
totalAiIsmAdverbs4
found
0
adverb"precisely"
count1
1
adverb"slightly"
count1
2
adverb"lazily"
count1
3
adverb"very"
count1
highlights
0"precisely"
1"slightly"
2"lazily"
3"very"
100.00% AI-ism character names
Target: 0 AI-default names (17 tracked, −20% each)
codexExemptions(empty)
found(empty)
100.00% AI-ism location names
Target: 0 AI-default location names (33 tracked, −20% each)
codexExemptions(empty)
found(empty)
76.19% AI-ism word frequency
Target: <2% AI-ism words (290 tracked)
wordCount1680
totalAiIsms8
found
0
word"absolutely"
count1
1
word"familiar"
count2
2
word"blown wide"
count1
3
word"scanning"
count1
4
word"etched"
count1
5
word"trembled"
count1
6
word"quivered"
count1
highlights
0"absolutely"
1"familiar"
2"blown wide"
3"scanning"
4"etched"
5"trembled"
6"quivered"
100.00% Cliché density
Target: ≤1 cliche(s) per 800-word window
totalCliches1
maxInWindow1
found
0
label"eyes widened/narrowed"
count1
highlights
0"eyes narrowed"
100.00% Emotion telling (show vs. tell)
Target: ≤3% sentences with emotion telling
emotionTells0
narrationSentences96
matches(empty)
83.33% Filter word density
Target: ≤3% sentences with filter/hedge words
filterCount4
hedgeCount0
narrationSentences96
filterMatches
0"watch"
1"look"
2"think"
hedgeMatches(empty)
100.00% Gibberish response detection
Target: ≤1% gibberish-like sentences (hard fail if a sentence exceeds 800 words)
analyzedSentences101
gibberishSentences0
adjustedGibberishSentences0
longSentenceCount0
runOnParagraphCount0
giantParagraphCount0
wordSaladCount0
repetitionLoopCount0
controlTokenCount0
repeatedSegmentCount0
maxSentenceWordsSeen78
ratio0
matches(empty)
100.00% Markdown formatting overuse
Target: ≤5% words in markdown formatting
markdownSpans0
markdownWords0
totalWords1690
ratio0
matches(empty)
100.00% Missing dialogue indicators (quotation marks)
Target: ≤10% speech attributions without quotation marks
totalAttributions20
unquotedAttributions0
matches(empty)
66.67% Name drop frequency
Target: ≤1.0 per-name mentions per 100 words
totalMentions65
wordCount1438
uniqueNames23
maxNameDensity1.46
worstName"Quinn"
maxWindowNameDensity3
worstWindowName"Quinn"
discoveredNames
Camden2
Harlow1
Quinn21
Tube2
Blitz1
Transport1
London1
Metropolitan1
Police1
Veil2
Market1
Eva11
Kowalski3
Met1
Clean2
Looks1
Black1
Lotus1
Singh6
Researching1
Morris2
Whitechapel1
Compass1
persons
0"Harlow"
1"Quinn"
2"Market"
3"Eva"
4"Kowalski"
5"Met"
6"Clean"
7"Singh"
8"Morris"
9"Compass"
places
0"Camden"
1"London"
2"Whitechapel"
globalScore0.77
windowScore0.667
73.08% Narrator intent-glossing
Target: ≤2% narration sentences with intent-glossing patterns
analyzedSentences65
glossingSentenceCount2
matches
0"something like incense that was trying too h"
1"quite fear"
22.49% "Not X but Y" pattern overuse
Target: ≤1 "not X but Y" per 1000 words
totalMatches3
per1kWords1.775
wordCount1690
matches
0"not north, not toward the body, but past it, toward the far end of the platform"
1"not toward the body, but past it, toward the far end of the platform"
2"not brick, but something vast"
100.00% Overuse of "that" (subordinate clause padding)
Target: ≤2% sentences with "that" clauses
thatCount2
totalSentences101
matches
0"does that tunnel"
1"like that powder"
100.00% Paragraph length variance
Target: CV ≥0.5 for paragraph word counts
totalParagraphs50
mean33.8
std23.27
cv0.689
sampleLengths
023
150
246
328
448
55
697
779
819
980
107
1118
1243
1318
1458
1542
1637
1725
1811
195
2050
2132
2220
2358
2448
2522
2620
276
2878
293
3036
3159
3218
3328
346
353
3630
3730
3857
3918
4037
4135
4256
4311
4431
4523
4617
479
4887
4923
79.68% Passive voice overuse
Target: ≤2% passive sentences
passiveCount7
totalSentences96
matches
0"been sealed"
1"was crouched"
2"was caught"
3"was buttoned"
4"been dragged"
5"been taken"
6"been sent"
7"got killed"
100.00% Past progressive (was/were + -ing) overuse
Target: ≤2% past progressive verbs
pastProgressiveCount3
totalVerbs246
matches
0"was looking"
1"was watching"
2"was lying"
0.00% Em-dash & semicolon overuse
Target: ≤2% sentences with em-dashes/semicolons
emDashCount9
semicolonCount0
flaggedSentences7
totalSentences101
ratio0.069
matches
0"Clean hands. Clean clothes - a heavy workman's coat, cheap but not stained. No defensive wounds. No sign of struggle on the concrete around him. His eyes were open, staring at the vaulted ceiling, pupils blown wide. His mouth was slightly open."
1"Kowalski - was here."
2"Researching. Quinn filed that away to tear apart later. She looked again at the body. Brown eyes narrowed. The man's coat was buttoned up wrong. One button hole skipped. Someone had dressed him, or redressed him. And his shoes - heavy boots - were clean. Spotless. On a platform that was slick with fifty years of Tube grime."
3"Eva pulled out the compass. Small brass, its casing filmed with a patina of verdigris that made it look a hundred years old. The face etched with protective sigils that Quinn didn't recognize and didn't want to. The needle - it should have pointed north. It didn't. It spun lazily, then dragged, then fixed, pointing not north, not toward the body, but past it, toward the far end of the platform where the old tunnel mouth yawned black."
4"Sometimes things - things come through if you're not careful.\""
5"Quinn stepped toward the edge of the platform. The air down there was colder. And now that she was paying attention, she could see it - drag marks. Not on the concrete where everyone had been walking. Down in the track bed itself. A faint double furrow in the slick grime, as if heels had been dragged."
6"And on this side of the tear, half in the world and half out, was a second set of footprints going the other way. Heavy boots, but the tread was wrong - too deep, too splayed - and beside them, a smear of something dark that wasn't blood, glittering faintly like that powder in the baggie."
100.00% Purple prose (modifier overload)
Target: <4% adverbs, <2% -ly adverbs, no adj stacking
wordCount1365
adjectiveStacks0
stackExamples(empty)
adverbCount38
adverbRatio0.02783882783882784
lyAdverbCount12
lyAdverbRatio0.008791208791208791
100.00% Repeated phrase echo
Target: ≤20% sentences with echoes (window: 2)
totalSentences101
echoCount0
echoWords(empty)
100.00% Sentence length variance
Target: CV ≥0.4 for sentence word counts
totalSentences101
mean16.73
std14.59
cv0.872
sampleLengths
023
116
221
313
48
518
620
728
822
915
1011
115
1219
1310
1416
1510
167
1721
1814
197
2050
2122
228
2310
241
2518
267
2724
2819
295
304
313
327
339
349
3520
3623
375
3813
3920
4038
4142
4221
434
4412
4525
4611
475
4815
494
75.33% Sentence opener variety
Target: ≥60% unique sentence openers
consecutiveRepeats8
diversityRatio0.5
totalSentences100
uniqueOpeners50
100.00% Adverb-first sentence starts
Target: ≥3% sentences starting with an adverb
adverbCount3
totalSentences83
matches
0"Then she'd dug a small"
1"Maybe he came down here"
2"Sometimes things - things come"
ratio0.036
100.00% Pronoun-first sentence starts
Target: ≤30% sentences starting with a pronoun
pronounCount18
totalSentences83
matches
0"They did not happen three"
1"She turned the thing over"
2"It was cold, smooth, a"
3"She looped the cord around"
4"She checked the worn leather"
5"She tucked a strand that"
6"It's an alchemical catalyst."
7"You wouldn't snort it."
8"You'd use it in warding"
9"She says she was"
10"She crouched again and lifted"
11"His pockets haven't been"
12"It points toward the nearest"
13"She looked at the way"
14"She jumped down onto the"
15"She followed the marks ten"
16"We have to -\""
17"He's a courier who got"
ratio0.217
100.00% Subject-first sentence starts
Target: ≤72% sentences starting with a subject
subjectCount59
totalSentences83
matches
0"The call had come in"
1"They did not happen three"
2"She turned the thing over"
3"It was cold, smooth, a"
4"The uniform who'd met her"
5"Quinn had been Metropolitan Police"
6"She looped the cord around"
7"The abandoned station wasn't abandoned."
8"Water still wept down the"
9"The tracks were dead, the"
10"Stalls made from old luggage"
11"Tarps that breathed wrong in"
12"The smell of fried onions"
13"The air had a pressure"
14"The Veil Market, Eva had"
15"Quinn's left wrist gave off"
16"She checked the worn leather"
17"The body was in the"
18"The Met's photographer was already"
19"Arms at his sides."
ratio0.711
60.24% Subordinate conjunction sentence starts
Target: ≥2% sentences starting with a subordinating conjunction
subConjCount1
totalSentences83
matches
0"Because my victim isn't a"
ratio0.012
6.80% Technical jargon density
Target: ≤6% sentences with technical-jargon patterns
analyzedSentences42
technicalSentenceCount8
matches
0"The smell of fried onions and ozone and something like incense that was trying too hard to cover up something else."
1"So was the cordon, two young PCs looking actively miserable and trying not to look at the stalls that were now hurriedly packing up."
2"Quinn didn't answer. She was looking at the baggie. Small, zip-locked, filled with a dark, iridescent powder that shifted even though there was no draft."
3"Researching. Quinn filed that away to tear apart later. She looked again at the body. Brown eyes narrowed. The man's coat was buttoned up wrong. One button hole…"
4"She crouched again and lifted his left wrist, then his right. Rigor had set in the jaw but not fully in the limbs. Dead four to six hours, which put it at rough…"
5"Eva pulled out the compass. Small brass, its casing filmed with a patina of verdigris that made it look a hundred years old. The face etched with protective sig…"
6"Quinn felt the familiar itch at the back of her skull, the same itch she'd had three years ago when they'd found DS Morris in that flat in Whitechapel with no m…"
7"Quinn stepped toward the edge of the platform. The air down there was colder. And now that she was paying attention, she could see it - drag marks. Not on the c…"
58.33% Useless dialogue additions
Target: ≤5% dialogue tags with trailing filler fragments
totalTags15
uselessAdditionCount2
matches
0"Quinn moved, her coat pooling around her"
1"Eva said, quietly"
91.18% Dialogue tag variety (said vs. fancy)
Target: ≤10% fancy dialogue tags
totalTags10
fancyCount2
fancyTags
0"Quinn muttered (mutter)"
1"Eva breathed (breathe)"
dialogueSentences34
tagDensity0.294
leniency0.588
rawRatio0.2
effectiveRatio0.118
82.7138%