The listing, Nicolas Eymerich - The Inquisitor - Book 1 : The Plague [Steam Key] has ended.
A will of steel, a heart of stone, intelligence as sharp as a knife, and wisdom as deep as oblivion.
Eymerich is called upon to investigate an obscure case. Something that goes way beyond heresy, revealing a new face of Evil. He must tackle a great number of arduous tasks and make many painful choices. Terrible creatures await him, but with his burning determination he will overcome a Plague that is deadlier than his worst possible nightmare.
Play a remorseless character to live an original story inspired by the famous novel of Valerio Evangelisti.
More info: http://store.steampowered.com/app/279500/
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This game works on mac too!
Good Luck!