“The China-based indie games publisher Secret Mode and Brighton-based (the UK) indie games developer The Chinese Room, are today very pleased to announce that they will celebrate the tenth anniversary of “Dear Esther” by making the genre-defining 2012 narrative exploration game free to download from February 14th to February 15th via Steam.” – Jonas Ek, TGG.
Source: N4G PC The narrative exploration game "Dear Esther" is now free-to-play via Steam for a limited time