So awesome! I never got to find him unfortunately, but it's a well made game! I got so close several times. Really great to play with your eyes closed, too.
Blind man's bluff
A downloadable game for Windows, macOS, and Linux
W and S to move (up/down arrow) A and D to rotate (left/right arrow) space to query waypoint Need stereo sound to play (probably headphones)
Extract the file in some folder and run