Loading game for the first time...

Nothing can go wrong...

Dr. Campbell finds themselves awakened 200 years before their colony ship is supposed to arrive at its destination. The ships computer, TAL-OS, says that it's code has been corrupted, and that only they can fix it.

Created for Brackeys Game Jam 2025.1.
The original version is available for download.

Single player - Approximately 10 minutes.

If you liked Sempiternal, check out my other stories on my website!

Controls

Action	Keyboard & Mouse
Move	WASD or Arrow Keys
Interact	Left Mouse Click
Pause	Escape

More information

Status	Released
Platforms	HTML5, Windows, macOS
Release date	Feb 23, 2025
Author	Liam Latz
Genre	Interactive Fiction
Made with	Unity, Audacity, Piskel
Tags	1-bit, 2D, Multiple Endings, Narrative, Pixel Art, Retro, Sci-fi, Short, Singleplayer, Unity
Average session	A few minutes
Languages	English
Inputs	Keyboard, Mouse
Accessibility	High-contrast
Content	No generative AI was used

Download

Download NowName your own price

Click download now to get access to the following files:

Sempiternal (v 1.03.1)_Win.zip 37 MB

Sempiternal (v 1.03.1)_Mac.zip 45 MB

Sempiternal (v 1.0.1 - Jam Submission)_Win.zip 34 MB

Sempiternal (v 1.0.1 - Jam Submission)_Mac.zip 43 MB

Development log

v 1.03.1 - Security Patch
Oct 05, 2025
v 1.03 - Post jam / final update
Mar 10, 2025

Sempiternal

Nothing can go wrong...

Controls

Action

Keyboard & Mouse

Download

Development log

Leave a comment