Czech horror game its a short point-n-click adventure. In the role of a will-o'-the-wisp (Firefly) you will have to reveal all the five murdered members of the death-metal band to broke loose hell on the Earth. The music to the game was composed by NaRCo, the author of the game Dead City. If you will not know what to do, use a help |?| is there in game menu. The will-o-the-wisp glows when it's on something that can be interacted with, and that is helpfull too.
Catch the will-o-the-wisp and watch her light!