This is a common method for sharing large files. Using BitTorrent, you can search for the torrent file associated with the specific FC2PPV ID. Be extremely cautious with this method, as the files you download may contain malware or unwanted programs alongside the intended content.
The string fc2ppv45126383part1rar is not a magical code but a logical descriptor. It points to a specific video file that has been broken into manageable, encrypted pieces. The "work" you are meant to do is the simple, technical act of . fc2ppv45126383part1rar work
: This appears to be a content identifier or a specific video ID on the FC2 platform. This is a common method for sharing large files