Game overview
С15
This is a simple horror game, with an additional cooperative mode and an easy story about a scientist and his experiment on the brain.
- Last tracked players
- 0
- Recorded peak
- Unavailable
- 24-hour change
- Unavailable
- Steam reviews
- 71.4% positive 14 reviews · via SteamSpy
Delayed observation · last tracked . Values marked unavailable are not estimated. Recorded peak is the highest player count observed by SteamIQHQ; earlier records may be outside our coverage.
About this game Read the full description
In our world there are people who make discoveries that are not subject to the ordinary human mind.
Our story begins with one madly enthusiastic, but brilliant scientist. He was a neuroscientist and researched quantum mechanics.
His name is Rage Sinner. Pursuing numerous studies, he once successfully synthesized a serum that could interact with the brain at a quantum level. She could move the subject's consciousness into an alternate reality. In other words, moved a person to another world. Such an event can completely change the way people think about our world. Rage posted ads where he was looking for volunteers to conduct an experiment on living people for a fee. Much time has passed, and, nevertheless, there was a volunteer.
His name was Alexander Grozov. The usual unemployed, engaged in looting and loved to hunt in nature. He desperately needed money, since “work” had not been for a long time, and he liked to do nothing, though he liked it, but it did not bring money. So he decided to contact Rage for an experiment. When Grozov came to the scientist's home, he noticed different equipment, which distantly reminded him of the drug lab of his old acquaintances.
Moving to another world seems like something amazing and wonderful. But is it really?
Subsequent actions decide the fate of Alexander. He needs your help.
Be one of the few who can go the hard way and help the main character escape.
The bonus of the game is a few endings. What awaits you, depends only on you.
Also, from time to time, the co-op mode will be tested on new special cards, where it will be possible to play not only for the player, but also for the monster.
Our story begins with one madly enthusiastic, but brilliant scientist. He was a neuroscientist and researched quantum mechanics.
His name is Rage Sinner. Pursuing numerous studies, he once successfully synthesized a serum that could interact with the brain at a quantum level. She could move the subject's consciousness into an alternate reality. In other words, moved a person to another world. Such an event can completely change the way people think about our world. Rage posted ads where he was looking for volunteers to conduct an experiment on living people for a fee. Much time has passed, and, nevertheless, there was a volunteer.
His name was Alexander Grozov. The usual unemployed, engaged in looting and loved to hunt in nature. He desperately needed money, since “work” had not been for a long time, and he liked to do nothing, though he liked it, but it did not bring money. So he decided to contact Rage for an experiment. When Grozov came to the scientist's home, he noticed different equipment, which distantly reminded him of the drug lab of his old acquaintances.
Moving to another world seems like something amazing and wonderful. But is it really?
Subsequent actions decide the fate of Alexander. He needs your help.
Be one of the few who can go the hard way and help the main character escape.
The bonus of the game is a few endings. What awaits you, depends only on you.
Rate
- improved graphics
- high-quality sound
- scary atmosphere
- 3 endings
- an unusual idea
Also, from time to time, the co-op mode will be tested on new special cards, where it will be possible to play not only for the player, but also for the monster.
Media gallery 11 screenshots · 0 videos
Screenshots
And 3 more screenshots...
Player activity
Concurrent players over the last 48 hours.
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System requirements Windows
Windows
Minimum
Minimum:- OS *: Win 7
- Processor: Intel Core i3
- Memory: 4 GB RAM
- Graphics: GTX 650 2 GB
- DirectX: Version 9.0
- Storage: 3 GB available space
- Sound Card: Any
Recommended
Recommended:- OS: Win 10
- Processor: Intel Core i7 7700HQ
- Memory: 8 GB RAM
- Graphics: GTX 1050
- DirectX: Version 11
- Storage: 3 GB available space
- Sound Card: Any
Game details Languages, features & support
- Publisher
- aDeCon Production
- USK rating
- 16
- Brazilian rating
- 16
- Features
- Single-player, Family Sharing
- Languages
- English, Russian*
*languages with full audio support - Website
- Official website ↗
- Support
- [email protected]
Compatibility & accessibility Steam Deck, controllers & access features
Can I Play This?
Steam declarations and Valve's Steam Deck compatibility result. Missing data is shown as unknown, never unsupported.
Native Steam builds
Windows: unknown
macOS: unknown
Linux: unknown
Steam Deck
unknown
Valve compatibility test
Input
Controller support: unknown
Structured language support (2)
| Language | Interface | Full audio | Subtitles |
|---|---|---|---|
| English | Yes | No | Yes |
| Russian | Yes | Yes | No |
Steam store page
fresh · checked 2026-11-10
PCGamingWiki technical notes
External link only; SteamIQHQ does not ingest PCGamingWiki content.
More analysis Activity patterns, updates & developer tools
Genre Benchmarks
Value Ratio
Top 5%
Early Access Active
Time in EA
269 days
Activity Heatmap
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Developer Analytics
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Frequently Asked Questions
What is the recorded Steam price for С15?
The last observed Steam price for С15 is $5.99. Check Steam for current pricing and availability.
What genre is С15?
С15 is a Action, Adventure, Indie, Early Access game.
Who developed С15?
С15 was developed by aDeCon Production and published by aDeCon Production.
What platforms does С15 support?
Available on Steam for Windows.
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