The file you are referring to, "-JVID- Lelewu - Fake Taxi -P-.rar" likely contains adult media content from the

platform, which is a Taiwan-based photography and video marketplace is a specific content creator/model on that platform.

Is there a safe way to open an rar file using a windows program?

: A RAR file itself cannot harm your device unless you extract its contents. If you have already downloaded it, scan it with Microsoft Defender Malwarebytes before opening. Legal & Official Access