Taken from:
https://ifwizz.de/infil-traitor-(2000-en).html (https://ifwizz.de/infil-traitor-(2000-en).html)
(https://ifwizz.de/GameDB/002812/infil-traitor-cover-artwork.jpg)
Now for CPC :)
That one has a fun fictitious backstory... entered into the IF Comp as a rediscovered 1982 adventure, complete with a fake era-appropriate manual.
Yes, it did perform quite bad, too - it has some bugs and unfinished riddles.
The cover definitely fooled me :)