The specific term does not appear to be a mainstream movie, series, or documented media franchise. Given the format of the name, it most likely refers to one of the following:
Files like this are often found on file-sharing sites or community forums. If this is a personal file you've discovered, it may be a specific clip from a larger collection or an episode of a niche web series. Girls Forever (742) mp4
The naming convention (a title followed by a number in parentheses and a file extension) is typical for automated backups from cloud services like Google Photos or messaging apps. You can manage and organize such files using the Google Photos Help Center . The specific term does not appear to be