What lies beyond The 4th Wall?
WINDOWS 7: If the game doesn't install correctly, be sure you allowed the program to make changes to your system when first opening the setup. If you still have problems installing it, right-click the setup file and choose "Run as Administrator".
NOTE: Some Anti Virus' will flag this game as a virus. This is a false positive. Updating your virus definitions to the latest can solve this, if not, you will have to ignore the warning or disable your AV when installing.
Windows XP, Vista, or 7 OS
Graphics card with minimum of DirectX 9.0 / Shader 2.0 (Most cards made in the last 5 years have this)