single save slot · protagonist with heterochromia · realtime 3d
AI: THE SOMNIUM FILES - nirvanA Initiative
AI: ソムニウムファイル ニルヴァーナイニシアチブ
AI: Somnium Files - nirvanA Initiative
Six years ago, the right half of a corpse was discovered. Read more →Collapse ↑
Six years ago, the right half of a corpse was discovered. The left half was never found…until six years later, completely fresh with no signs of decay.
Now, Special Agents Mizuki and Ryuki, along with their AI partners Aiba and Tama, are tasked to solve the bizarre Half Body serial killings while unveiling the mysterious plot known only as the Nirvana Initiative…
[From [Official Press Release](https://www.spike-chunsoft.com/news/ai-the-somnium-files-nirvana-initiative-character-images-released/)]
*Six years ago:* The right half of a body suddenly appeared at the studio for an online quiz show. Rookie investigator Ryuki is assigned to this strange murder case.
*Present day:* The left half of the victim's body is found many years later, and the case is opened once again. New recruit Mizuki makes contact with the case's former investigator, Ryuki.
[From Weekly Famitsu 4/28 story description]
- Developer
- Spike Chunsoft
- Length
- 29–36 hrs
Consensus
—
no ratings yet
Time to finish
29–36
hours
Platforms
5
win · ps4 · swi
Curator reviews
—
awaiting first review
04Tags · ordered by curator score
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Sign in03The book
What the text actually does.
Synopsis, structure, content advisories — editorially written, not machine-extracted.
13The Premise
What you’ll actually read.
Six years ago, the right half of a corpse was discovered. The left half was never found…until six years later, completely fresh with no signs of decay.
Now, Special Agents Mizuki and Ryuki, along with their AI partners Aiba and Tama, are tasked to solve the bizarre Half Body serial killings while unveiling the mysterious plot known only as the Nirvana Initiative…
[From [Official Press Release](https://www.spike-chunsoft.com/news/ai-the-somnium-files-nirvana-initiative-character-images-released/)]
*Six years ago:* The right half of a body suddenly appeared at the studio for an online quiz show. Rookie investigator Ryuki is assigned to this strange murder case.
*Present day:* The left half of the victim's body is found many years later, and the case is opened once again. New recruit Mizuki makes contact with the case's former investigator, Ryuki.
[From Weekly Famitsu 4/28 story description]
14Cultural moment · release cadence
- 2022
Japanese release
Original edition, shipped by the developer.
16Platforms & editions
| Lang | win | ps4 | swi | xbo | xxs |
|---|---|---|---|---|---|
| EN | ✓ | ✓ | ✓ | ✓ | ✓ |
| FR | ✓ | ✓ | ✓ | ✓ | ✓ |
| JA | ✓ | ✓ | ✓ | ✓ | ✓ |
| ZH-HANS | ✓ | ✓ | ✓ | ✓ | ✓ |
| ZH-HANT | ✓ | ✓ | ✓ | ✓ | ✓ |
Per-platform edition detail (physical / download / fan-patch) ships once catalog.editions lands.
17Cast · anti-spoilered
Character index pending — curator cast sheet not yet written.
18Content advisory
- none
Sexual content
On-screen adult content flagged at the catalog level.
- none
Violence
On-screen violence flagged at the catalog level.
- none
Age rating
Not rated.
19Structural map
Route tree pending — branching not yet mapped by a curator.
20Memorable
Quote selection pending — curator pulls not yet logged.
04What curators say
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21Featured reviews
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Sign in to review22Velocity · completion · heatmaps
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Completion rate
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Chapter heatmap
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23Rating distribution
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24Argued takes · where curators disagree
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25Lists featuring this VN
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26Reading group
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27Recent notes
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28Full archive · 0 more reviews
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05Adjacent reading
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29Adjacent shelf · by tag overlap · 5 results
31%Collar x Malice
Otomate, Design Factory Co., Ltd. · 2016 · 49–60h
25%Phoenix Wright: Ace Attorney - Dual Destinies
CAPCOM Co., Ltd. · 2013 · 27–34h
25%Shikkoku no Sharnoth ~What a beautiful tomorrow~
Liar-soft · 2008 · 20–25h
25%Meteor World Actor: Badge & Dagger
Heliodor · 2021 · 10–12h
25%The Silver Case
Grasshopper Manufacture · 1999 · 16–20h
31Curator picks
Three curator picks with personal rationale. The pick list populates as curators publish their recommendations.
32Sponsored · publisher partner
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