Demo availableUpdated Sep 12
Day 31
By SizilStank ↗
You were bitten hours ago. The clock in your blood is already running — and it isn't a virus. Fight through the waves of the dead, trade your nerve to a demon who was here before the city, and hold onto yourself for one more wave. Turn, and it's over.
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PlayersSingle-player
PriceTBA
LanguagesEnglish
Latest from the studio
Straight from the devs.
Steam update · Sep 12Demo hotfix is live, and here's what your feedback changed
The first tester bug report came in within a day of the demo going up: someone bought a door into an unfinished room, found an open window with no collision, and dropped to the bottom of the map.
Read the devlog ↓ Where to play
Wishlist it and follow it here.
Playable nowDemo available now
You were bitten hours ago. The clock in your blood is already running — and it isn't a virus. Fight through the waves of the dead, trade your nerve to a demon who was here before the city, and hold onto yourself for one more wave. Turn, and it's over.
Straight from the studioEvery update in one place.
SizilStank's news lands here. Follow Day 31 without hunting through feeds.
Official sources onlyNo sponsored placementUpdated Sep 12
Read the devlog ↗ System requirements
Minimum
Minimum:
Requires a 64-bit processor and operating system
OS: Windows 10 64-bit
Processor: Intel Core i5-8400 / AMD Ryzen 5 2600
Memory: 8 GB RAM
Graphics: NVIDIA GeForce GTX 1060 6GB / AMD Radeon RX 580
DirectX: Version 11
Storage: 15 GB available space
Additional Notes: SSD recommended
Recommended
Recommended:
Requires a 64-bit processor and operating system
OS: Windows 10/11 64-bit
Processor: Intel Core i7-9700K / AMD Ryzen 7 3700X
Memory: 16 GB RAM
Graphics: NVIDIA GeForce RTX 3060 / AMD Radeon RX 6600 XT
DirectX: Version 11
Storage: 15 GB available space
Additional Notes: SSD strongly recommended
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Development timeline
From first build to post-launch.
- BuildIn developmentSizilStank
- ValidateDemos & playtestsNow
- LaunchReleaseOct 30, 2026
- LivePost-launchAfter launch