The Epsilon Program is a thinly veiled parody of Scientology, with such tenets as "Sperm does not exist - it is a lie spread by biology teachers - along with everything else you have ever been told" and "Aliens exist and are present on earth. If you have a birth mark, you may be descended from Kraff, the famous Emperor of the 4th Paradigm."
Grand Theft Auto V is due to be released on the 19th September for Xbox 360 and PlayStation 3. No PC version has been officially announced yet.