If you saw this file name on a website or social media platform (like Instagram or TikTok), you usually need to use a dedicated downloader for that specific platform rather than a direct file link.
Public archives like the Internet Archive often use numerical file naming, but a search for "10414.mp4" does not return a verified "long story" result. Download File 10414.mp4
Could you clarify or what the "long story" is about? Knowing the platform (e.g., Google Drive, Telegram, a specific forum) will help in finding the correct way to access it. If you saw this file name on a