Steam Key: Human Fall Flat

I need a single, unused Steam CD key for Human fall flat that will activate on PC and is marked Global, so the code must work no matter the redemption country.

As soon as I receive the key I will test it in my Steam library. The job is complete once Steam accepts the code and the game is permanently added without any region or duplication errors.

Please send the key in plain text (no images or PDFs) together with any brief redemption instructions if they differ from the standard Steam process.