Run: 2026-02-25-01KJ94TEYRM0KPXSPV97TH0F5B

Run Details

Duration:
30.6s
Cost:
$0.002610
Provider:
Google AI Studio

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 air in the access tunnel bit deeper than mere dampness. It had teeth. Detective Harlow Quinn pulled the collar of her trench coat tighter, a futile gesture against the insistent chill that seeped through fabric, bone, and blood. Her boots crunched on ballast and grit, each step echoing with a hollow resonance in the oppressive silence of the abandoned spur line. The usual London hum was a distant dream down here. Police lights, strobing blue and white, painted grotesque shadows on the grime-slicked concrete walls, turning rust stains into arterial wounds. She checked her wrist. The worn leather strap of her watch was a familiar weight, the faint scuff marks a testament to eighteen years of cases. Forty-one years old, and her knuckles still bruised easily, her sharp jaw often set in a grim line that spoke of too many nights spent chasing shadows. Her closely cropped salt-and-pepper hair offered no concession to the biting breeze that snaked through the disused passage. It was this kind of place, this kind of *wrongness*, that always made the hairs on her arms stand, a ghost of a feeling she hadn't felt since… since DS Morris. "Detective?" Uniformed Sergeant Davies hurried forward, his face pale in the harsh glare of his headlamp. He was a good officer, diligent, by-the-book, which was precisely why Harlow felt a familiar prickle of unease. The book had no chapters for this. He gestured down the tunnel. "Victim's about fifty yards in. We've secured the perimeter. Forensics are en route, but… well, you should see it first." Harlow nodded, her gaze sweeping the immediate surroundings. No signs of forced entry at the tunnel mouth, just a heavy, bolted steel door that Davies assured her had been secured from the inside. Odd. This wasn't some random walk-in. This was deliberate. She followed Davies, her hand instinctively going to the reassuring weight of her service weapon tucked under her arm. The deceased lay sprawled awkwardly against the curving wall, his expensive dark suit ripped and smeared with a fine, greyish dust that seemed to cling to everything like a second skin. He looked young, perhaps late twenties, but his features were a ghastly caricature. His skin had a peculiar, brittle texture, stretched too tightly over bone, as if desiccated. His eyes, wide open, stared sightlessly into the flickering darkness, milky and opaque. His lips were cracked, tinged a dusky, unnatural black. Harlow knelt, her joints protesting the cold. She brought her gloved hand close, feeling the unnatural aura of cold radiating from him, colder than the ambient tunnel air. This wasn't the chill of death. This was something else. Something that *consumed* warmth. She remembered the strange, biting cold that had permeated the air the night Morris… "Not much to go on, Detective," Davies said, his voice hushed. "No visible trauma. No sign of a struggle, not that you'd expect in here. No wounds consistent with a stabbing or gunshot. He looks like he just… deflated." He offered a nervous swallow. "Forensics are stumped about the dust, too. They aren't sure what it is." Harlow ignored him for a moment, her eyes scanning the victim’s torn jacket. She noted the impossibly fine weave of the silk lining, the gleaming, intricate casing of the wristwatch still strapped to his limp wrist – a luxury model. But his fingertips, even in death, were rough, calloused. And around them, that strange, pale grey dust. Not concrete dust. Too fine, with a subtle, almost iridescent sheen when the lights caught it. She leaned closer, her breath misting in the frigid air. The victim’s skin around his neck and collarbone seemed… wrong. Like old parchment that had been left too long in the sun. "He wasn't just dumped here, Davies," Harlow stated, her voice low, cutting through the silence. "Whoever brought him here, or whatever this is, it was precise." She pointed to a faint, almost geometric smudge on the wall beside the victim’s head. "This dust. It’s almost like… a residue. Is there more back along the tunnel?" Davies shook his head. "We only found him. Haven't touched anything else. Are you thinking a new kind of designer drug?" Harlow refrained from rolling her eyes. "Drugs don't leave air as cold as a freezer, Sergeant. And they don't turn people brittle." Her mind was already sifting through memories, through fragments of forgotten cases, whispers that had been dismissed as hallucination or hysteria. Morris’s last assignment. Unexplained energy signatures. Impossible cold. A flash of red hair caught her eye. Eva Kowalski, looking surprisingly composed despite the grim discovery, emerged from the tunnel mouth, her round spectacles glinting. Her worn leather satchel, bulging with what Harlow suspected were ancient texts and obscure monographs, was slung over her shoulder. Eva, her childhood friend, her brilliant, eccentric occult researcher. She'd called Eva before coming down, a long shot request, a plea for a second set of eyes on something that felt profoundly *off*. "Harlow? You found it, then," Eva said, her voice soft but carrying. She took in the scene, her green eyes widening slightly behind her glasses, a familiar habit of tucking a stray curl of red hair behind her left ear. "The temperature… it's not right for a disused tunnel. It feels… hungry." Eva moved towards the body, her academic curiosity overriding any visible fear. She examined the victim’s skin, the strange dust. "This isn't ash. And it's certainly not dirt. It's an absence of something. A drying agent, perhaps. Or something that feeds on… moisture. Vitality." Harlow stood, her sharp jaw tight. "Davies found him an hour ago. No forced entry according to the patrol officers. Access panel was bolted from the inside. This place… it’s an old Victoria Line spur, off the original tunnel network." Eva circled the victim slowly, her gaze sharp. "Not just old. There's an… impressiveness to the stonework here, deeper in. Almost like it predates the station itself. I noticed faint traces of what might be residual wards etched into the rock face near the main entrance, heavily eroded. Someone was trying to keep something contained, or perhaps block something out." Harlow’s eyes narrowed, and she turned, scanning the rough-hewn walls near the entrance Davies had indicated. Faint, geometric patterns indeed. Almost invisible beneath layers of grime and time, but unmistakable to her trained eye, and now, pointed out by Eva. They looked like nothing she’d seen in standard police procedure, yet held a strange symmetry. Eva then produced something from her satchel. It was a small, brass compass, tarnished with a thick patina of verdigris. Its face was etched with symbols that looked alien and intricate, not like anything she recognized from cartography. "I found this clutched in his hand," Eva explained, her voice barely above a whisper. "It’s beautifully made, old. But the needle… it's not behaving normally." Harlow took the compass. It felt cool, heavier than it looked. The needle didn't spin aimlessly. It quivered, then swung with a determined, yet jerky, motion, not towards the tunnel entrance, nor towards the deepest part of the spur, but pointed insistently towards a nondescript section of the opposite wall. A wall that looked no different from any other. "What does it point to?" Harlow asked, her gaze following the needle’s erratic dance. "It's a Veil Compass," Eva said, a note of awe coloring her voice. "Crafted by a Shade artisan. The needle doesn't point north. It points to the nearest supernatural rift, portal, or nexus of significant arcane energy." Harlow’s breath hitched. Shade artisan. Veil Compass. These were terms Eva had spoken of in hushed, excited tones during her research, terms dismissed by most as folklore. But here, in this frigid, silent tunnel, under the weight of an impossible death, they felt terrifyingly real. The compass needle trembled, a silent pointer to the source of the unholy cold, the unnatural decay. "So," Harlow said, her mind racing, piecing together the fragments, the cold, the dust, the brittle skin, the archaic glyphs, the dying man’s calloused hands and expensive attire, the compass. "He wasn't a businessman. He was a runner. A courier. Dealing in something from… the Veil Market. Something they sell down here. Banned substances, enchanted goods, information." She looked at the victim, at the way his body seemed to have surrendered its very essence. "And whatever he was carrying, or whatever he was meant to deliver, it wasn't just dangerous. It was *consuming*." The Veil Market. Her intel suggested a shadowy collective, a clique involved in illicit trade. She'd been suspicious for months, but the evidence had always been too ephemeral, too difficult to pin down. Now, staring at the desiccated corpse, the chilling cold still clinging to her skin, she understood why. They dealt in things that left no fingerprints, no shell casings, no conventional traces. Things that withered a man from the inside out. "This isn't a murder, Davies," Harlow stated, her voice firm, cutting through the nascent forensic jargon. "This is an accident. A catastrophic failure of… whatever he was dealing with." She pocketed the Veil Compass, its weight a strange, new burden. The needle’s insistent tremor was like a pulse, a terrifying confirmation. This was the kind of death, the kind of impossible cold she hadn't fully understood when it had taken Morris. Now, she felt the first, horrifying flicker of recognition. The Veil Market wasn't just a black market; it was a gateway. And something had come through. Or something had been sent.
created_at"2026-02-25T00:57:41.089Z" 2/25/2026, 12:57:41 AM
model"google/gemini-2.5-flash-lite"
app_id182717
external_user(null)
streamedtrue
cancelledfalse
latency1291
moderation_latency(null)
generation_time30580
tokens_prompt923
tokens_completion8874
native_tokens_prompt883
native_tokens_completion6305
native_tokens_completion_images0
native_tokens_reasoning4184
native_tokens_cached0
num_media_prompt(null)
num_input_audio_prompt(null)
num_media_completion0
num_search_results(null)
origin"https://ncbench.com/"
is_byokfalse
finish_reason"stop"
native_finish_reason"STOP"
usage0.0026103
router(null)
provider_responses
0
endpoint_id"ce839073-aa24-4f29-8358-15b319bd05ec"
is_byokfalse
latency1291
model_permaslug"google/gemini-2.5-flash-lite"
provider_name"Google AI Studio"
status200
api_type"completions"
id"gen-1771981061-srBIbWx6M9m6ubmL25d1"
upstream_id(null)
total_cost0.0026103
cache_discount(null)
upstream_inference_cost0
provider_name"Google AI Studio"

Evaluation details

Result Evaluator Details Meta Data
100.00% Adverbs in dialogue tags
Target: ≤10% dialogue tags with adverbs
totalTags14
adverbTagCount0
adverbTags(empty)
dialogueSentences25
tagDensity0.56
leniency1
rawRatio0
effectiveRatio0
81.01% AI-ism adverb frequency
Target: <2% AI-ism adverbs (58 tracked)
wordCount1580
totalAiIsmAdverbs6
found
0
adverb"precisely"
count1
1
adverb"tightly"
count1
2
adverb"slightly"
count1
3
adverb"slowly"
count1
4
adverb"barely above a whisper"
count1
5
adverb"very"
count1
highlights
0"precisely"
1"tightly"
2"slightly"
3"slowly"
4"barely above a whisper"
5"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)
0.00% AI-ism word frequency
Target: <2% AI-ism words (290 tracked)
wordCount1580
totalAiIsms37
found
0
word"chill"
count2
1
word"echoing"
count1
2
word"resonance"
count1
3
word"oppressive"
count1
4
word"silence"
count2
5
word"familiar"
count3
6
word"weight"
count4
7
word"testament"
count1
8
word"tinged"
count1
9
word"warmth"
count1
10
word"scanning"
count2
11
word"silk"
count1
12
word"gleaming"
count1
13
word"intricate"
count2
14
word"glinting"
count1
15
word"etched"
count2
16
word"standard"
count1
17
word"whisper"
count1
18
word"quivered"
count1
19
word"determined"
count1
20
word"dance"
count1
21
word"trembled"
count1
22
word"racing"
count1
23
word"ephemeral"
count1
24
word"chilling"
count1
25
word"pulse"
count1
26
word"flicker"
count1
highlights
0"chill"
1"echoing"
2"resonance"
3"oppressive"
4"silence"
5"familiar"
6"weight"
7"testament"
8"tinged"
9"warmth"
10"scanning"
11"silk"
12"gleaming"
13"intricate"
14"glinting"
15"etched"
16"standard"
17"whisper"
18"quivered"
19"determined"
20"dance"
21"trembled"
22"racing"
23"ephemeral"
24"chilling"
25"pulse"
26"flicker"
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
narrationSentences101
matches(empty)
100.00% Filter word density
Target: ≤3% sentences with filter/hedge words
filterCount1
hedgeCount2
narrationSentences101
filterMatches
0"watch"
hedgeMatches
0"seemed to"
100.00% Gibberish response detection
Target: ≤1% gibberish-like sentences (hard fail if a sentence exceeds 800 words)
analyzedSentences111
gibberishSentences0
adjustedGibberishSentences0
longSentenceCount0
runOnParagraphCount0
giantParagraphCount0
wordSaladCount0
repetitionLoopCount0
controlTokenCount0
maxSentenceWordsSeen52
ratio0
matches(empty)
100.00% Markdown formatting overuse
Target: ≤5% words in markdown formatting
markdownSpans4
markdownWords4
totalWords1581
ratio0.003
matches
0"wrongness"
1"consumed"
2"off"
3"consuming"
100.00% Missing dialogue indicators (quotation marks)
Target: ≤10% speech attributions without quotation marks
totalAttributions6
unquotedAttributions0
matches(empty)
33.33% Name drop frequency
Target: ≤1.0 per-name mentions per 100 words
totalMentions48
wordCount1206
uniqueNames11
maxNameDensity1.24
worstName"Harlow"
maxWindowNameDensity4
worstWindowName"Eva"
discoveredNames
Harlow15
Quinn1
London1
Morris4
Sergeant1
Davies6
Kowalski1
Eva11
Compass2
Veil4
Market2
persons
0"Harlow"
1"Quinn"
2"Morris"
3"Sergeant"
4"Davies"
5"Kowalski"
6"Eva"
7"Compass"
places
0"London"
globalScore0.878
windowScore0.333
83.33% Narrator intent-glossing
Target: ≤2% narration sentences with intent-glossing patterns
analyzedSentences75
glossingSentenceCount2
matches
0"dust that seemed to cling to everything like a second skin"
1"looked like nothing she’d seen in standar"
100.00% "Not X but Y" pattern overuse
Target: ≤1 "not X but Y" per 1000 words
totalMatches1
per1kWords0.633
wordCount1581
matches
0"not towards the tunnel entrance, nor towards the deepest part of the spur, but pointed insistently towards a nondescript section of the opp"
100.00% Overuse of "that" (subordinate clause padding)
Target: ≤2% sentences with "that" clauses
thatCount0
totalSentences111
matches(empty)
71.44% Paragraph length variance
Target: CV ≥0.5 for paragraph word counts
totalParagraphs25
mean63.24
std25.3
cv0.4
sampleLengths
092
1102
241
325
461
581
656
757
8105
955
1021
1151
1279
1396
1440
1560
1655
1764
1859
1914
2037
2162
2293
2373
24102
91.37% Passive voice overuse
Target: ≤2% passive sentences
passiveCount4
totalSentences101
matches
0"been secured"
1"been dismissed"
2"was etched"
3"been sent"
100.00% Past progressive (was/were + -ing) overuse
Target: ≤2% past progressive verbs
pastProgressiveCount1
totalVerbs178
matches
0"was already sifting"
91.38% Em-dash & semicolon overuse
Target: ≤2% sentences with em-dashes/semicolons
emDashCount1
semicolonCount1
flaggedSentences2
totalSentences111
ratio0.018
matches
0"She noted the impossibly fine weave of the silk lining, the gleaming, intricate casing of the wristwatch still strapped to his limp wrist – a luxury model."
1"The Veil Market wasn't just a black market; it was a gateway."
88.00% Purple prose (modifier overload)
Target: <4% adverbs, <2% -ly adverbs, no adj stacking
wordCount1213
adjectiveStacks2
stackExamples
0"white, painted grotesque shadows"
1"grime-slicked concrete walls,"
adverbCount44
adverbRatio0.036273701566364384
lyAdverbCount19
lyAdverbRatio0.015663643858202802
100.00% Repeated phrase echo
Target: ≤20% sentences with echoes (window: 2)
totalSentences111
echoCount0
echoWords(empty)
100.00% Sentence length variance
Target: CV ≥0.4 for sentence word counts
totalSentences111
mean14.24
std9.66
cv0.678
sampleLengths
011
13
225
323
410
520
64
722
827
918
1028
113
1216
1318
147
155
1620
178
1825
191
205
213
2219
2331
2413
2515
2613
279
287
2921
306
314
324
3314
3411
3533
3613
3713
3827
399
408
413
4213
4310
449
451
4612
4715
4826
4914
64.56% Sentence opener variety
Target: ≥60% unique sentence openers
consecutiveRepeats5
diversityRatio0.4144144144144144
totalSentences111
uniqueOpeners46
69.44% Adverb-first sentence starts
Target: ≥3% sentences starting with an adverb
adverbCount2
totalSentences96
matches
0"Too fine, with a subtle,"
1"Almost invisible beneath layers of"
ratio0.021
82.50% Pronoun-first sentence starts
Target: ≤30% sentences starting with a pronoun
pronounCount33
totalSentences96
matches
0"It had teeth."
1"Her boots crunched on ballast"
2"She checked her wrist."
3"Her closely cropped salt-and-pepper hair"
4"It was this kind of"
5"He was a good officer,"
6"He gestured down the tunnel."
7"She followed Davies, her hand"
8"He looked young, perhaps late"
9"His skin had a peculiar,"
10"His eyes, wide open, stared"
11"His lips were cracked, tinged"
12"She brought her gloved hand"
13"She remembered the strange, biting"
14"He offered a nervous swallow"
15"She noted the impossibly fine"
16"She leaned closer, her breath"
17"She pointed to a faint,"
18"Her mind was already sifting"
19"Her worn leather satchel, bulging"
ratio0.344
48.54% Subject-first sentence starts
Target: ≤72% sentences starting with a subject
subjectCount79
totalSentences96
matches
0"The air in the access"
1"It had teeth."
2"Detective Harlow Quinn pulled the"
3"Her boots crunched on ballast"
4"The usual London hum was"
5"Police lights, strobing blue and"
6"She checked her wrist."
7"The worn leather strap of"
8"Her closely cropped salt-and-pepper hair"
9"It was this kind of"
10"He was a good officer,"
11"The book had no chapters"
12"He gestured down the tunnel."
13"Harlow nodded, her gaze sweeping"
14"This wasn't some random walk-in."
15"This was deliberate."
16"She followed Davies, her hand"
17"The deceased lay sprawled awkwardly"
18"He looked young, perhaps late"
19"His skin had a peculiar,"
ratio0.823
100.00% Subordinate conjunction sentence starts
Target: ≥2% sentences starting with a subordinating conjunction
subConjCount2
totalSentences96
matches
0"Now, staring at the desiccated"
1"Now, she felt the first,"
ratio0.021
26.58% Technical jargon density
Target: ≤6% sentences with technical-jargon patterns
analyzedSentences43
technicalSentenceCount7
matches
0"Detective Harlow Quinn pulled the collar of her trench coat tighter, a futile gesture against the insistent chill that seeped through fabric, bone, and blood."
1"Forty-one years old, and her knuckles still bruised easily, her sharp jaw often set in a grim line that spoke of too many nights spent chasing shadows."
2"Her closely cropped salt-and-pepper hair offered no concession to the biting breeze that snaked through the disused passage."
3"He was a good officer, diligent, by-the-book, which was precisely why Harlow felt a familiar prickle of unease."
4"The deceased lay sprawled awkwardly against the curving wall, his expensive dark suit ripped and smeared with a fine, greyish dust that seemed to cling to every…"
5"Like old parchment that had been left too long in the sun."
6"She'd called Eva before coming down, a long shot request, a plea for a second set of eyes on something that felt profoundly *off*."
0.00% Useless dialogue additions
Target: ≤5% dialogue tags with trailing filler fragments
totalTags14
uselessAdditionCount10
matches
0"Uniformed Sergeant Davies hurried, his face pale in the harsh glare of his headlamp"
1"Davies said, his voice hushed"
2"Harlow stated, her voice low, cutting through the silence"
3"Eva said, her voice soft but carrying"
4"Eva moved, her academic curiosity overriding any visible fear"
5"Eva explained, her voice barely above a whisper"
6"Harlow asked, her gaze following the needle’s erratic dance"
7"Eva said, a note of awe coloring her voice"
8"Harlow stated, her voice firm, cutting through the nascent forensic jargon"
9"She pocketed, its weight a strange, new burden"
30.00% Dialogue tag variety (said vs. fancy)
Target: ≤10% fancy dialogue tags
totalTags8
fancyCount3
fancyTags
0"Harlow stated (state)"
1"Eva explained (explain)"
2"Harlow stated (state)"
dialogueSentences25
tagDensity0.32
leniency0.64
rawRatio0.375
effectiveRatio0.24
78.7164%