Leroux: Nevermind, I think Cadaver747 basically solved it already, just without mentioning the title, so I wouldn't want to piggyback off that.
I'm not sure, the game I thought it was would be
Dagon: by H. P. Lovecraft, but searching videos over the internet didn't help much, it's like a totally different game.
In case the answer is correct and you want to take a turn, please do not hesitate to take the opportunity.
Cadaver747: Hmm, I'm having some Cthulhu vibes...
kultpcgames: *whistles a tune* :-D
Oh, diese Melodie wärmt meine Seele, einfach großartig! ;)
Sorry for off-topic