Download the demo, and enjoy learning the story, talking to strange characters, listening to the music, and solving a few puzzles. This playable demo will go to a certain point in the story. If you then acquire the full version, you should then be able to install over the demo and continue from your saved games.
This is a clean install, just the demo, no adware or other undesirables. Runs with Windows 10, 8, 7, Vista, and even XP.
Windows >> epsilon-1-01-demo-setup.exe (22.2 MB)
Adobe PDF >> Official User's Manual (3.1 MB)
And, if you're one of those power users and don't want to deal with the installer, you can get epsilon-1-01-demo.zip (ZIP file, 19.1 MB) directly.
Once you've previewed the game, visit the Steam Greenlight campaign where you can vote on what you think.