Right-click the file and select "Extract to folder" to keep files organized.
SpecialRequestRenPyRemakev1.3.rar refers to a specific version of a fan-made or updated project built using the Ren'Py Visual Novel Engine . Overview of the Project SpecialRequestRenPyRemakev1.3.rar
Look for a .exe (Windows) or .sh (Linux) file inside the folder to launch the game. Right-click the file and select "Extract to folder"