Tentacles! Ordinary Office Job is like a faster and more focused Cthulhu Dark with office vibes. I like how the end state is, "enthralled by the tentacles" and not death. Just reading it, I can tell it would be really fun to play.
Game jam achievements unlocked:
Make it weird.
Write an adventure with a less common pairing of horror and another genre, like fantasy, comedy, or romance.
Write what you know.
Set an adventure in either the town where you live or a thinly-disguised copy.