Protocol 12
A downloadable game
PROTOCOL 12
One button. One decision. One life at a time.
Protocol 12 is a short dystopian inspection game created for ONE BUTTON JAM 2026.
The Republic of Vardavia is collapsing under an unknown infection. You have been assigned to the sanitary admission unit of Shelter 12.
Each visitor must be inspected through reinforced glass. Study their appearance, biometric data, profession, injuries, and official records before the decision timer expires.
You have only one command:
[ SPACE ] — AUTHORIZE ENTRY
Press Space to open the inner airlock and admit the visitor.
Do nothing, and the containment system will automatically neutralize them.
Every decision affects the shelter. Admit an infected person and contamination will spread. Reject too many survivors and the shelter may fail to meet its population and specialist requirements.
The system will not tell you when you make a mistake.
FEATURES
— Gameplay built around a single button
— Five short shifts
— Fixed, diegetic interface
— Population, contamination, and specialist management
— Original soundtrack
CONTROLS
SPACE — Authorize entry
ESC — Pause menu
Mouse — Menu navigation only
CONTENT WARNING!!!
Contains blood, implied violence, death, disturbing sounds, and dystopian themes.
VERSION
0.1.0
Made for ONE BUTTON JAM 2026.
Developed by mamoru_san.
| Updated | 20 days ago |
| Published | 24 days ago |
| Status | Released |
| Author | MamoruSan |
| Genre | Simulation |
| Tags | 3D, Atmospheric, Psychological Horror, Singleplayer |
| Content | No generative AI was used |
Download
Install instructions
HOW TO RUN
1. Extract the complete game archive to a folder.
2. Run Protocol12.exe.
3. If Windows displays a security warning, confirm that you
want to run the application.
Do not remove Protocol12.exe from the folders included with
the game. All packaged files are required for the game to run.
CONTROLS
Mouse Navigate menus
Left Click Select menu options
SPACE Authorize entry
ESC Pause / resume
If no entry authorization is given before the decision timer
expires, the visitor will be automatically neutralized.



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