I thought I'd previously posted this one, but couldn't find it in the game discussion forums???
Incursion:
A text-based adventure for the new age. Based on a revolutionary concept for non-linear storytelling by upcoming game designer Peter Moorhead. Featuring the enchanting pixel art of Brian Callahan, and a beautiful dynamic soundtrack by Nick Borrego.
You can see video of game play HERE, HERE and HERE.
Download:
You can install Incursion via Desura HERE