REQUIRED Amnesia 1.3 version. INSTALLING: 1. Install Amnesia - The Dark Descent 2. Apply patch 1.3 (You do not need this update if you have the game on a service such as Steam ) 3. Copy the folder ArchaicTwilight_eng to the root folder of Amnesia (or to /redist/subfolder). Do not overwrite anything, just paste that folder next to Amnesia.exe file. 4. Open ArchaicTwilight_eng folder, copy ArchaicTwilight_eng.bat and paste them to the root folder, just like in the section 3. 5. Run ArchaicTwilight_eng.bat.