2. Start the game installation. When you are asked to insert a serial, run the keygen (rld-ra3k.exe) from Crack folder on the game ISO and generate a serial. 3. copy the contents of Crack folder to the game install folder and overwrite. 4. Optional if you want to install update 1.12 : Install the patch, then copy Data folder (included in the patch folder) to the game install folder and overwrite.