Found 2 entries.

"Insel Sex" by Uncle Ben's Soft (more from this author)
Style: (more or less) Interactive fiction
This Adventure/Choice-Story is German language only, sorry.
With the game you'll also find hints and a map of the area.
There are more pics in the game but here are just the goodies!

"Interstate Zero" by Adam Cadre (more from this author)
Style: (more or less) Interactive fiction