: Once the files are in the correct folder, you can select the new story from the "New Game" or "Story" menu within House Party. Other Possible Matches

The reference to 4 party.rar often points to custom user-made stories for , a 3D social simulation game. These stories are typically packaged in .rar or .zip files and require a specific tool to use. How to use Custom Stories in House Party

: Use a program like WinRAR or 7-Zip to extract the contents of the .rar file.